Changes to Activates the sender to acquire a referral code

added the non-success response with the status 413

added EIP712AuthIntent to the data/intent request property allOf list

removed the enum value 0.00 of the request property data/intent

removed the enum value 1.00 of the request property data/intent

removed the enum value 2.00 of the request property data/intent

removed the enum value 3.00 of the request property data/intent

the data/intent request property type changed from number to no type

the error response's property default value Bad Request was removed for the status 400

the error response's property default value Forbidden was removed for the status 403

the error response's property default value Not Found was removed for the status 404

the error response's property default value Too Many Requests was removed for the status 429

the error response's property default value Unauthorized was removed for the status 401

the error response's property default value Unprocessable Entity was removed for the status 422

the statusCode response's property default value 400 was removed for the status 400

the statusCode response's property default value 401 was removed for the status 401

the statusCode response's property default value 403 was removed for the status 403

the statusCode response's property default value 404 was removed for the status 404

the statusCode response's property default value 422 was removed for the status 422

the statusCode response's property default value 429 was removed for the status 429

response property message list-of-types was narrowed by removing types array from media type application/json of response 400

endpoint added