diff --git a/field_unmarshaljson_test.go b/field_unmarshaljson_test.go
new file mode 100644
index 0000000..0d30d7a
--- /dev/null
+++ b/field_unmarshaljson_test.go
@@ -0,0 +1,54 @@
+package mstdn_test
+
+import (
+	"testing"
+
+	"encoding/json"
+
+	"sourcecode.social/reiver/go-mstdn"
+)
+
+func TestField_UnmarshalJSON(t *testing.T) {
+
+	tests := []struct{
+		JSON string
+		Expected mstdn.Field
+	}{
+		{
+			JSON: `{"name":"Location","value":"Metro Vancouver"}`,
+			Expected: mstdn.FieldNameValue("Location", "Metro Vancouver"),
+		},
+		{
+			JSON: `{"name":"Location","value":"Metro Vancouver", "verified_at":null}`,
+			Expected: mstdn.FieldNameValue("Location", "Metro Vancouver"),
+		},
+		{
+			JSON: `{"name":"Location","value":"Metro Vancouver", "verified_at":"2023-09-22T22:45:22Z"}`,
+			Expected: mstdn.FieldVerifiedNameValue("2023-09-22T22:45:22Z", "Location", "Metro Vancouver"),
+		},
+	}
+
+	for testNumber, test := range tests {
+
+		var actual mstdn.Field
+
+		err := json.Unmarshal([]byte(test.JSON), &actual)
+		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("JSON: %q", test.JSON)
+			t.Logf("EXPECTED %#v", test.Expected)
+			continue
+		}
+
+		expected := test.Expected
+
+		if expected != actual {
+			t.Errorf("For test #%d, the actual value is not what was expected.", testNumber)
+			t.Logf("EXPECTED: %#v", expected)
+			t.Logf("ACTUAL:   %#v", actual)
+			t.Logf("JSON: %q", test.JSON)
+			continue
+		}
+	}
+}