diff --git a/ent/admn/account.go b/ent/admn/account.go
index 4d4ad83..6e8ce8e 100644
--- a/ent/admn/account.go
+++ b/ent/admn/account.go
@@ -1,12 +1,17 @@
 package admn
 
 import (
+	"encoding/json"
+
+	"sourcecode.social/reiver/go-erorr"
 	"sourcecode.social/reiver/go-opt"
 	"sourcecode.social/reiver/go-nul"
 
 	"sourcecode.social/reiver/go-mstdn/ent"
 )
 
+var _ json.Marshaler = Account{}
+
 // Account represents a Mastodon API "Admin::Account".
 //
 // Note that this is NOT an admin-account.
@@ -36,3 +41,222 @@ type Account struct {
 	InvitedByAccountID     opt.Optional[string] `json:"invited_by_account_id"`
 }
 
+func (receiver Account) MarshalJSON() ([]byte, error) {
+
+	var buffer []byte
+
+	buffer = append(buffer, "{"...)
+
+	{
+		buffer = append(buffer, `"id":`...)
+
+		marshaled, err := json.Marshal(receiver.ID)
+		if nil != err {
+			return nil, erorr.Errorf("mstdn/ent/admn: could not marshal admn.Account.ID as JSON: %w", err)
+		}
+
+		buffer = append(buffer, marshaled...)
+	}
+
+	{
+		buffer = append(buffer, `,"username":`...)
+
+		marshaled, err := json.Marshal(receiver.UserName)
+		if nil != err {
+			return nil, erorr.Errorf("mstdn/ent/admn: could not marshal admn.Account.UserName as JSON: %w", err)
+		}
+
+		buffer = append(buffer, marshaled...)
+	}
+
+	{
+		buffer = append(buffer, `,"domain":`...)
+
+		marshaled, err := json.Marshal(receiver.Domain)
+		if nil != err {
+			return nil, erorr.Errorf("mstdn/ent/admn: could not marshal admn.Account.Domain as JSON: %w", err)
+		}
+
+		buffer = append(buffer, marshaled...)
+	}
+
+	{
+		buffer = append(buffer, `,"created_at":`...)
+
+		marshaled, err := json.Marshal(receiver.CreatedAt)
+		if nil != err {
+			return nil, erorr.Errorf("mstdn/ent/admn: could not marshal admn.Account.CreatedAt as JSON: %w", err)
+		}
+
+		buffer = append(buffer, marshaled...)
+	}
+
+	{
+		buffer = append(buffer, `,"email":`...)
+
+		marshaled, err := json.Marshal(receiver.EMail)
+		if nil != err {
+			return nil, erorr.Errorf("mstdn/ent/admn: could not marshal admn.Account.EMail as JSON: %w", err)
+		}
+
+		buffer = append(buffer, marshaled...)
+	}
+
+	{
+		buffer = append(buffer, `,"ip":`...)
+
+		marshaled, err := json.Marshal(receiver.IP)
+		if nil != err {
+			return nil, erorr.Errorf("mstdn/ent/admn: could not marshal admn.Account.IP as JSON: %w", err)
+		}
+
+		buffer = append(buffer, marshaled...)
+	}
+
+	{
+		buffer = append(buffer, `,"ips":`...)
+
+		var src interface{} = receiver.IPs
+		if nil == receiver.IPs {
+			src = []IP{}
+		}
+
+		marshaled, err := json.Marshal(src)
+		if nil != err {
+			return nil, erorr.Errorf("mstdn/ent/admn: could not marshal admn.Account.IPs as JSON: %w", err)
+		}
+
+		buffer = append(buffer, marshaled...)
+	}
+
+	{
+		buffer = append(buffer, `,"locale":`...)
+
+		marshaled, err := json.Marshal(receiver.Locale)
+		if nil != err {
+			return nil, erorr.Errorf("mstdn/ent/admn: could not marshal admn.Account.Locale as JSON: %w", err)
+		}
+
+		buffer = append(buffer, marshaled...)
+	}
+
+	{
+		buffer = append(buffer, `,"invite_request":`...)
+
+		marshaled, err := json.Marshal(receiver.InviteRequest)
+		if nil != err {
+			return nil, erorr.Errorf("mstdn/ent/admn: could not marshal admn.Account.InviteRequest as JSON: %w", err)
+		}
+
+		buffer = append(buffer, marshaled...)
+	}
+
+	{
+		buffer = append(buffer, `,"role":`...)
+
+		marshaled, err := json.Marshal(receiver.Role)
+		if nil != err {
+			return nil, erorr.Errorf("mstdn/ent/admn: could not marshal admn.Account.Role as JSON: %w", err)
+		}
+
+		buffer = append(buffer, marshaled...)
+	}
+
+	{
+		buffer = append(buffer, `,"confirmed":`...)
+
+		marshaled, err := json.Marshal(receiver.Confirmed)
+		if nil != err {
+			return nil, erorr.Errorf("mstdn/ent/admn: could not marshal admn.Account.Confirmed as JSON: %w", err)
+		}
+
+		buffer = append(buffer, marshaled...)
+	}
+
+	{
+		buffer = append(buffer, `,"approved":`...)
+
+		marshaled, err := json.Marshal(receiver.Approved)
+		if nil != err {
+			return nil, erorr.Errorf("mstdn/ent/admn: could not marshal admn.Account.Approved as JSON: %w", err)
+		}
+
+		buffer = append(buffer, marshaled...)
+	}
+
+	{
+		buffer = append(buffer, `,"disabled":`...)
+
+		marshaled, err := json.Marshal(receiver.Disabled)
+		if nil != err {
+			return nil, erorr.Errorf("mstdn/ent/admn: could not marshal admn.Account.Disabled as JSON: %w", err)
+		}
+
+		buffer = append(buffer, marshaled...)
+	}
+
+	{
+		buffer = append(buffer, `,"silenced":`...)
+
+		marshaled, err := json.Marshal(receiver.Silenced)
+		if nil != err {
+			return nil, erorr.Errorf("mstdn/ent/admn: could not marshal admn.Account.Silenced as JSON: %w", err)
+		}
+
+		buffer = append(buffer, marshaled...)
+	}
+
+	{
+		buffer = append(buffer, `,"suspended":`...)
+
+		marshaled, err := json.Marshal(receiver.Suspended)
+		if nil != err {
+			return nil, erorr.Errorf("mstdn/ent/admn: could not marshal admn.Account.Suspended as JSON: %w", err)
+		}
+
+		buffer = append(buffer, marshaled...)
+	}
+
+	{
+		buffer = append(buffer, `,"account":`...)
+
+		marshaled, err := json.Marshal(receiver.Account)
+		if nil != err {
+			return nil, erorr.Errorf("mstdn/ent/admn: could not marshal admn.Account.Account as JSON: %w", err)
+		}
+
+		buffer = append(buffer, marshaled...)
+	}
+
+	{
+		if opt.Nothing[string]() != receiver.CreatedByApplicationID {
+
+			buffer = append(buffer, `,"created_by_application_id":`...)
+
+			marshaled, err := json.Marshal(receiver.CreatedByApplicationID)
+			if nil != err {
+				return nil, erorr.Errorf("mstdn/ent/admn: could not marshal admn.Account.CreatedByApplicationID as JSON: %w", err)
+			}
+
+			buffer = append(buffer, marshaled...)
+		}
+	}
+
+	{
+		if opt.Nothing[string]() != receiver.InvitedByAccountID {
+
+			buffer = append(buffer, `,"invited_by_account_id":`...)
+
+			marshaled, err := json.Marshal(receiver.InvitedByAccountID)
+			if nil != err {
+				return nil, erorr.Errorf("mstdn/ent/admn: could not marshal admn.Account.InvitedByAccountID as JSON: %w", err)
+			}
+
+			buffer = append(buffer, marshaled...)
+		}
+	}
+
+	buffer = append(buffer, "}"...)
+
+	return buffer, nil
+}
diff --git a/ent/admn/account_marshaljson_test.go b/ent/admn/account_marshaljson_test.go
new file mode 100644
index 0000000..f047148
--- /dev/null
+++ b/ent/admn/account_marshaljson_test.go
@@ -0,0 +1,626 @@
+package admn_test
+
+import (
+	"testing"
+
+	"encoding/json"
+
+	"sourcecode.social/reiver/go-jsonint"
+	"sourcecode.social/reiver/go-nul"
+	"sourcecode.social/reiver/go-opt"
+
+	"sourcecode.social/reiver/go-mstdn/ent"
+	"sourcecode.social/reiver/go-mstdn/ent/admn"
+)
+
+func TestAdmin_MarshalJSON(t *testing.T) {
+
+	tests := []struct{
+		Account admn.Account
+		Expected string
+	}{
+		{
+			Account: admn.Account{
+				ID:            opt.Something("973249706"),
+				UserName:      opt.Something("joeblow"),
+				Domain:        nul.Null[string](),
+				CreatedAt:     opt.Something("2022-09-08T23:03:26.762Z"),
+				EMail:         opt.Something("joeblow1924@canmail.tld"),
+				IP:            nul.Null[string](),
+				//IPs
+				Locale:        opt.Something("fa"),
+				InviteRequest: nul.Null[string](),
+				Role:          ent.Role{
+					ID:          opt.Something(jsonint.Int64(3)),
+					Name:        opt.Something("admin"),
+					Color:       opt.Something("#ff2400"),
+					Permissions: opt.Something(jsonint.Int64(4294967295)),
+					Highlighted: opt.Something(true),
+				},
+				Confirmed:     opt.Something(false),
+				Approved:      opt.Something(false),
+				Disabled:      opt.Something(false),
+				Silenced:      opt.Something(false),
+				Suspended:     opt.Something(false),
+				Account:       ent.Account{
+					ID:            opt.Something("47"),
+					UserName:      opt.Something("joeblow"),
+					Acct:          opt.Something("joeblow@example.com"),
+					URL:           opt.Something("https://example.com/@joeblow"),
+					URI:           opt.Something("https://example.com/users/joeblow"),
+					DisplayName:   opt.Something("Joe Blow :-)"),
+					Note:          opt.Something("<p>Hello world!</p>"),
+					Avatar:        opt.Something("https://files.example.com/avatar/joeblow.png"),
+					AvatarStatic:  opt.Something("https://files.example.com/avatar-static/joeblow.png"),
+					Header:        opt.Something("https://files.example.com/header/joeblow.png"),
+					HeaderStatic:  opt.Something("https://files.example.com/header-static/joeblow.png"),
+					//Fields
+					//Emojis
+					Locked:         opt.Something(false),
+					Bot:            opt.Something(false),
+					Group:          opt.Something(false),
+					Discoverable:   nul.Null[bool](),
+					CreatedAt:      opt.Something("2023-09-27T22:06:19Z"),
+					LastStatusAt:   nul.Null[string](),
+					StatusesCount:  opt.Something(jsonint.Int64(123)),
+					FollowersCount: opt.Something(jsonint.Int64(24789)),
+					FollowingCount: opt.Something(jsonint.Int64(355)),
+					//Roles
+					//MuteExpiresAt
+				},
+			},
+			Expected: `{`+
+				`"id":"973249706"`+
+				`,`+
+				`"username":"joeblow"`+
+				`,`+
+				`"domain":null`+
+				`,`+
+				`"created_at":"2022-09-08T23:03:26.762Z"`+
+				`,`+
+				`"email":"joeblow1924@canmail.tld"`+
+				`,`+
+				`"ip":null`+
+				`,`+
+				`"ips":[]`+
+				`,`+
+				`"locale":"fa"`+
+				`,`+
+				`"invite_request":null`+
+				`,`+
+				`"role":{`+
+					`"id":3`+
+					`,`+
+					`"name":"admin"`+
+					`,`+
+					`"color":"#ff2400"`+
+					`,`+
+					`"permissions":4294967295`+
+					`,`+
+					`"highlighted":true`+
+				`}`+
+				`,`+
+				`"confirmed":false`+
+				`,`+
+				`"approved":false`+
+				`,`+
+				`"disabled":false`+
+				`,`+
+				`"silenced":false`+
+				`,`+
+				`"suspended":false`+
+				`,`+
+				`"account":{`+
+					`"id":"47"`+
+					`,`+
+					`"username":"joeblow"`+
+					`,`+
+					`"acct":"joeblow@example.com"`+
+					`,`+
+					`"url":"https://example.com/@joeblow"`+
+					`,`+
+					`"uri":"https://example.com/users/joeblow"`+
+					`,`+
+					`"display_name":"Joe Blow :-)"`+
+					`,`+
+					`"note":"\u003cp\u003eHello world!\u003c/p\u003e"`+
+					`,`+
+					`"avatar":"https://files.example.com/avatar/joeblow.png"`+
+					`,`+
+					`"avatar_static":"https://files.example.com/avatar-static/joeblow.png"`+
+					`,`+
+					`"header":"https://files.example.com/header/joeblow.png"`+
+					`,`+
+					`"header_static":"https://files.example.com/header-static/joeblow.png"`+
+					`,`+
+					`"fields":[]`+
+					`,`+
+					`"emojis":[]`+
+					`,`+
+					`"locked":false`+
+					`,`+
+					`"bot":false`+
+					`,`+
+					`"group":false`+
+					`,`+
+					`"discoverable":null`+
+					`,`+
+					`"created_at":"2023-09-27T22:06:19Z"`+
+					`,`+
+					`"last_status_at":null`+
+					`,`+
+					`"statuses_count":123`+
+					`,`+
+					`"followers_count":24789`+
+					`,`+
+					`"following_count":355`+
+				`}`+
+			`}`,
+		},
+
+
+
+
+
+
+
+
+
+		{
+			Account: admn.Account{
+				ID:            opt.Something("973249706"),
+				UserName:      opt.Something("joeblow"),
+				Domain:        nul.Null[string](),
+				CreatedAt:     opt.Something("2022-09-08T23:03:26.762Z"),
+				EMail:         opt.Something("joeblow1924@canmail.tld"),
+				IP:            nul.Null[string](),
+				IPs:           nil,
+				Locale:        opt.Something("fa"),
+				InviteRequest: nul.Null[string](),
+				Role:          ent.Role{
+					ID:          opt.Something(jsonint.Int64(3)),
+					Name:        opt.Something("admin"),
+					Color:       opt.Something("#ff2400"),
+					Permissions: opt.Something(jsonint.Int64(4294967295)),
+					Highlighted: opt.Something(true),
+				},
+				Confirmed:     opt.Something(false),
+				Approved:      opt.Something(false),
+				Disabled:      opt.Something(false),
+				Silenced:      opt.Something(false),
+				Suspended:     opt.Something(false),
+				Account:       ent.Account{
+					ID:            opt.Something("47"),
+					UserName:      opt.Something("joeblow"),
+					Acct:          opt.Something("joeblow@example.com"),
+					URL:           opt.Something("https://example.com/@joeblow"),
+					URI:           opt.Something("https://example.com/users/joeblow"),
+					DisplayName:   opt.Something("Joe Blow :-)"),
+					Note:          opt.Something("<p>Hello world!</p>"),
+					Avatar:        opt.Something("https://files.example.com/avatar/joeblow.png"),
+					AvatarStatic:  opt.Something("https://files.example.com/avatar-static/joeblow.png"),
+					Header:        opt.Something("https://files.example.com/header/joeblow.png"),
+					HeaderStatic:  opt.Something("https://files.example.com/header-static/joeblow.png"),
+					//Fields
+					//Emojis
+					Locked:         opt.Something(false),
+					Bot:            opt.Something(false),
+					Group:          opt.Something(false),
+					Discoverable:   nul.Null[bool](),
+					CreatedAt:      opt.Something("2023-09-27T22:06:19Z"),
+					LastStatusAt:   nul.Null[string](),
+					StatusesCount:  opt.Something(jsonint.Int64(123)),
+					FollowersCount: opt.Something(jsonint.Int64(24789)),
+					FollowingCount: opt.Something(jsonint.Int64(355)),
+					//Roles
+					//MuteExpiresAt
+				},
+			},
+			Expected: `{`+
+				`"id":"973249706"`+
+				`,`+
+				`"username":"joeblow"`+
+				`,`+
+				`"domain":null`+
+				`,`+
+				`"created_at":"2022-09-08T23:03:26.762Z"`+
+				`,`+
+				`"email":"joeblow1924@canmail.tld"`+
+				`,`+
+				`"ip":null`+
+				`,`+
+				`"ips":[]`+
+				`,`+
+				`"locale":"fa"`+
+				`,`+
+				`"invite_request":null`+
+				`,`+
+				`"role":{`+
+					`"id":3`+
+					`,`+
+					`"name":"admin"`+
+					`,`+
+					`"color":"#ff2400"`+
+					`,`+
+					`"permissions":4294967295`+
+					`,`+
+					`"highlighted":true`+
+				`}`+
+				`,`+
+				`"confirmed":false`+
+				`,`+
+				`"approved":false`+
+				`,`+
+				`"disabled":false`+
+				`,`+
+				`"silenced":false`+
+				`,`+
+				`"suspended":false`+
+				`,`+
+				`"account":{`+
+					`"id":"47"`+
+					`,`+
+					`"username":"joeblow"`+
+					`,`+
+					`"acct":"joeblow@example.com"`+
+					`,`+
+					`"url":"https://example.com/@joeblow"`+
+					`,`+
+					`"uri":"https://example.com/users/joeblow"`+
+					`,`+
+					`"display_name":"Joe Blow :-)"`+
+					`,`+
+					`"note":"\u003cp\u003eHello world!\u003c/p\u003e"`+
+					`,`+
+					`"avatar":"https://files.example.com/avatar/joeblow.png"`+
+					`,`+
+					`"avatar_static":"https://files.example.com/avatar-static/joeblow.png"`+
+					`,`+
+					`"header":"https://files.example.com/header/joeblow.png"`+
+					`,`+
+					`"header_static":"https://files.example.com/header-static/joeblow.png"`+
+					`,`+
+					`"fields":[]`+
+					`,`+
+					`"emojis":[]`+
+					`,`+
+					`"locked":false`+
+					`,`+
+					`"bot":false`+
+					`,`+
+					`"group":false`+
+					`,`+
+					`"discoverable":null`+
+					`,`+
+					`"created_at":"2023-09-27T22:06:19Z"`+
+					`,`+
+					`"last_status_at":null`+
+					`,`+
+					`"statuses_count":123`+
+					`,`+
+					`"followers_count":24789`+
+					`,`+
+					`"following_count":355`+
+				`}`+
+			`}`,
+		},
+
+
+
+		{
+			Account: admn.Account{
+				ID:            opt.Something("973249706"),
+				UserName:      opt.Something("joeblow"),
+				Domain:        nul.Null[string](),
+				CreatedAt:     opt.Something("2022-09-08T23:03:26.762Z"),
+				EMail:         opt.Something("joeblow1924@canmail.tld"),
+				IP:            nul.Null[string](),
+				IPs:         []admn.IP{},
+				Locale:        opt.Something("fa"),
+				InviteRequest: nul.Null[string](),
+				Role:          ent.Role{
+					ID:          opt.Something(jsonint.Int64(3)),
+					Name:        opt.Something("admin"),
+					Color:       opt.Something("#ff2400"),
+					Permissions: opt.Something(jsonint.Int64(4294967295)),
+					Highlighted: opt.Something(true),
+				},
+				Confirmed:     opt.Something(false),
+				Approved:      opt.Something(false),
+				Disabled:      opt.Something(false),
+				Silenced:      opt.Something(false),
+				Suspended:     opt.Something(false),
+				Account:       ent.Account{
+					ID:            opt.Something("47"),
+					UserName:      opt.Something("joeblow"),
+					Acct:          opt.Something("joeblow@example.com"),
+					URL:           opt.Something("https://example.com/@joeblow"),
+					URI:           opt.Something("https://example.com/users/joeblow"),
+					DisplayName:   opt.Something("Joe Blow :-)"),
+					Note:          opt.Something("<p>Hello world!</p>"),
+					Avatar:        opt.Something("https://files.example.com/avatar/joeblow.png"),
+					AvatarStatic:  opt.Something("https://files.example.com/avatar-static/joeblow.png"),
+					Header:        opt.Something("https://files.example.com/header/joeblow.png"),
+					HeaderStatic:  opt.Something("https://files.example.com/header-static/joeblow.png"),
+					//Fields
+					//Emojis
+					Locked:         opt.Something(false),
+					Bot:            opt.Something(false),
+					Group:          opt.Something(false),
+					Discoverable:   nul.Null[bool](),
+					CreatedAt:      opt.Something("2023-09-27T22:06:19Z"),
+					LastStatusAt:   nul.Null[string](),
+					StatusesCount:  opt.Something(jsonint.Int64(123)),
+					FollowersCount: opt.Something(jsonint.Int64(24789)),
+					FollowingCount: opt.Something(jsonint.Int64(355)),
+					//Roles
+					//MuteExpiresAt
+				},
+			},
+			Expected: `{`+
+				`"id":"973249706"`+
+				`,`+
+				`"username":"joeblow"`+
+				`,`+
+				`"domain":null`+
+				`,`+
+				`"created_at":"2022-09-08T23:03:26.762Z"`+
+				`,`+
+				`"email":"joeblow1924@canmail.tld"`+
+				`,`+
+				`"ip":null`+
+				`,`+
+				`"ips":[]`+
+				`,`+
+				`"locale":"fa"`+
+				`,`+
+				`"invite_request":null`+
+				`,`+
+				`"role":{`+
+					`"id":3`+
+					`,`+
+					`"name":"admin"`+
+					`,`+
+					`"color":"#ff2400"`+
+					`,`+
+					`"permissions":4294967295`+
+					`,`+
+					`"highlighted":true`+
+				`}`+
+				`,`+
+				`"confirmed":false`+
+				`,`+
+				`"approved":false`+
+				`,`+
+				`"disabled":false`+
+				`,`+
+				`"silenced":false`+
+				`,`+
+				`"suspended":false`+
+				`,`+
+				`"account":{`+
+					`"id":"47"`+
+					`,`+
+					`"username":"joeblow"`+
+					`,`+
+					`"acct":"joeblow@example.com"`+
+					`,`+
+					`"url":"https://example.com/@joeblow"`+
+					`,`+
+					`"uri":"https://example.com/users/joeblow"`+
+					`,`+
+					`"display_name":"Joe Blow :-)"`+
+					`,`+
+					`"note":"\u003cp\u003eHello world!\u003c/p\u003e"`+
+					`,`+
+					`"avatar":"https://files.example.com/avatar/joeblow.png"`+
+					`,`+
+					`"avatar_static":"https://files.example.com/avatar-static/joeblow.png"`+
+					`,`+
+					`"header":"https://files.example.com/header/joeblow.png"`+
+					`,`+
+					`"header_static":"https://files.example.com/header-static/joeblow.png"`+
+					`,`+
+					`"fields":[]`+
+					`,`+
+					`"emojis":[]`+
+					`,`+
+					`"locked":false`+
+					`,`+
+					`"bot":false`+
+					`,`+
+					`"group":false`+
+					`,`+
+					`"discoverable":null`+
+					`,`+
+					`"created_at":"2023-09-27T22:06:19Z"`+
+					`,`+
+					`"last_status_at":null`+
+					`,`+
+					`"statuses_count":123`+
+					`,`+
+					`"followers_count":24789`+
+					`,`+
+					`"following_count":355`+
+				`}`+
+			`}`,
+		},
+
+
+
+		{
+			Account: admn.Account{
+				ID:            opt.Something("973249706"),
+				UserName:      opt.Something("joeblow"),
+				Domain:        nul.Null[string](),
+				CreatedAt:     opt.Something("2022-09-08T23:03:26.762Z"),
+				EMail:         opt.Something("joeblow1924@canmail.tld"),
+				IP:            nul.Null[string](),
+				IPs:         []admn.IP{
+					admn.IP{
+						IP:     opt.Something("142.58.103.17"),
+						UsedAt: opt.Something("2023-09-28T07:10:19Z"),
+					},
+				},
+				Locale:        opt.Something("fa"),
+				InviteRequest: nul.Null[string](),
+				Role:          ent.Role{
+					ID:          opt.Something(jsonint.Int64(3)),
+					Name:        opt.Something("admin"),
+					Color:       opt.Something("#ff2400"),
+					Permissions: opt.Something(jsonint.Int64(4294967295)),
+					Highlighted: opt.Something(true),
+				},
+				Confirmed:     opt.Something(false),
+				Approved:      opt.Something(false),
+				Disabled:      opt.Something(false),
+				Silenced:      opt.Something(false),
+				Suspended:     opt.Something(false),
+				Account:       ent.Account{
+					ID:            opt.Something("47"),
+					UserName:      opt.Something("joeblow"),
+					Acct:          opt.Something("joeblow@example.com"),
+					URL:           opt.Something("https://example.com/@joeblow"),
+					URI:           opt.Something("https://example.com/users/joeblow"),
+					DisplayName:   opt.Something("Joe Blow :-)"),
+					Note:          opt.Something("<p>Hello world!</p>"),
+					Avatar:        opt.Something("https://files.example.com/avatar/joeblow.png"),
+					AvatarStatic:  opt.Something("https://files.example.com/avatar-static/joeblow.png"),
+					Header:        opt.Something("https://files.example.com/header/joeblow.png"),
+					HeaderStatic:  opt.Something("https://files.example.com/header-static/joeblow.png"),
+					//Fields
+					//Emojis
+					Locked:         opt.Something(false),
+					Bot:            opt.Something(false),
+					Group:          opt.Something(false),
+					Discoverable:   nul.Null[bool](),
+					CreatedAt:      opt.Something("2023-09-27T22:06:19Z"),
+					LastStatusAt:   nul.Null[string](),
+					StatusesCount:  opt.Something(jsonint.Int64(123)),
+					FollowersCount: opt.Something(jsonint.Int64(24789)),
+					FollowingCount: opt.Something(jsonint.Int64(355)),
+					//Roles
+					//MuteExpiresAt
+				},
+			},
+			Expected: `{`+
+				`"id":"973249706"`+
+				`,`+
+				`"username":"joeblow"`+
+				`,`+
+				`"domain":null`+
+				`,`+
+				`"created_at":"2022-09-08T23:03:26.762Z"`+
+				`,`+
+				`"email":"joeblow1924@canmail.tld"`+
+				`,`+
+				`"ip":null`+
+				`,`+
+				`"ips":[`+
+					`{`+
+						`"ip":"142.58.103.17"`+
+						`,`+
+						`"used_at":"2023-09-28T07:10:19Z"`+
+					`}`+
+				`]`+
+				`,`+
+				`"locale":"fa"`+
+				`,`+
+				`"invite_request":null`+
+				`,`+
+				`"role":{`+
+					`"id":3`+
+					`,`+
+					`"name":"admin"`+
+					`,`+
+					`"color":"#ff2400"`+
+					`,`+
+					`"permissions":4294967295`+
+					`,`+
+					`"highlighted":true`+
+				`}`+
+				`,`+
+				`"confirmed":false`+
+				`,`+
+				`"approved":false`+
+				`,`+
+				`"disabled":false`+
+				`,`+
+				`"silenced":false`+
+				`,`+
+				`"suspended":false`+
+				`,`+
+				`"account":{`+
+					`"id":"47"`+
+					`,`+
+					`"username":"joeblow"`+
+					`,`+
+					`"acct":"joeblow@example.com"`+
+					`,`+
+					`"url":"https://example.com/@joeblow"`+
+					`,`+
+					`"uri":"https://example.com/users/joeblow"`+
+					`,`+
+					`"display_name":"Joe Blow :-)"`+
+					`,`+
+					`"note":"\u003cp\u003eHello world!\u003c/p\u003e"`+
+					`,`+
+					`"avatar":"https://files.example.com/avatar/joeblow.png"`+
+					`,`+
+					`"avatar_static":"https://files.example.com/avatar-static/joeblow.png"`+
+					`,`+
+					`"header":"https://files.example.com/header/joeblow.png"`+
+					`,`+
+					`"header_static":"https://files.example.com/header-static/joeblow.png"`+
+					`,`+
+					`"fields":[]`+
+					`,`+
+					`"emojis":[]`+
+					`,`+
+					`"locked":false`+
+					`,`+
+					`"bot":false`+
+					`,`+
+					`"group":false`+
+					`,`+
+					`"discoverable":null`+
+					`,`+
+					`"created_at":"2023-09-27T22:06:19Z"`+
+					`,`+
+					`"last_status_at":null`+
+					`,`+
+					`"statuses_count":123`+
+					`,`+
+					`"followers_count":24789`+
+					`,`+
+					`"following_count":355`+
+				`}`+
+			`}`,
+		},
+	}
+
+	for testNumber, test := range tests {
+
+		actualBytes, err := json.Marshal(test.Account)
+		if nil != err {
+			t.Errorf("For test #%d, did not expect an error but actually got one." , testNumber)
+			t.Logf("ERROR: (%T) %s", err, err)
+			t.Logf("ACCOUNT:\n%#v", test.Account)
+			t.Logf("EXPECTED:\n%s", test.Expected)
+			continue
+		}
+
+		{
+			actual := string(actualBytes)
+			expected := test.Expected
+
+			if expected != actual {
+				t.Errorf("For test #%d, the actual value is not what was expected.", testNumber)
+				t.Logf("EXPECTED:\n%s", expected)
+				t.Logf("ACTUAL:\n%s", actual)
+				t.Logf("ACCOUNT:\n%#v", test.Account)
+				continue
+			}
+		}
+	}
+}