Changes to Get lead ads subscription by ID

removed subschema #1 subschema #2 from the response body allOf list for the response status 200

added the non-success response with the status 401

added the non-success response with the status 429

added the optional property ad_account_id to the response with the 200 status

added the optional property api_version to the response with the 200 status

added the optional property created_time to the response with the 200 status

added the optional property cryptographic_algorithm to the response with the 200 status

added the optional property cryptographic_key to the response with the 200 status

added the optional property id to the response with the 200 status

added the optional property lead_form_id to the response with the 200 status

added the optional property user_account_id to the response with the 200 status

added the optional property webhook_url to the response with the 200 status

the endpoint scheme security client_credentials was added to the API

the response property allOf[subschema #2]/cryptographic_algorithm became nullable for the status 200

the response property allOf[subschema #2]/cryptographic_key became nullable for the status 200

endpoint added