docs: Fix typo in models/entities.rst

Fix typo in models/entities.rst

Author: obozdag

user_guide_src/source/models/entities.rst

@@ -258,8 +258,8 @@ Array/Json Casting
 Array/Json casting is especially useful with fields that store serialized arrays or json in them. When cast as:
 
 * an **array**, they will automatically be unserialized,
-* a **json**, they will automatically be set as an value of ``json_decode($value, false)``,
-* a **json-array**, they will automatically be set as an value of ``json_decode($value, true)``,
+* a **json**, they will automatically be set as a value of ``json_decode($value, false)``,
+* a **json-array**, they will automatically be set as a value of ``json_decode($value, true)``,
 
 when you set the property's value.
 Unlike the rest of the data types that you can cast properties into, the: