Error 21656

Product: Programmable SMS

ERROR - 21656

The ContentVariables Parameter is invalid.

The ContentVariables you are using are not valid The ContentVariables Parameter is invalid.

Possible Causes

The ContentVariables Parameter is not a JSON String.
A ContentVariables variable placeholder is improperly formed e.g. {{example}.
A ContentVariables variable placeholder is an "empty mustache" e.g. {{}}. The ContentVariables field is defined with improper formatting at time of send. The ContentVariables field contains a variable that was set to null at time of send.

Possible Solutions

Validate the ContentVariables Parameter, it must be a JSON String and be properly formatted. Make sure all ContentVariables are defined and have a valid definition at time of send.