Problem
Within the campaign Error breakdown, a significant number of users encounter the following message: Bad Request
Explanation
- If you encounter this error, the payload sent to third-party vendors is incorrect.
- The mobile number field is empty, none, N/A, undefined, null, or 0.
- The mobile number contains a Unicode character.
- The length of the mobile number must be less than four, or it cannot be converted to the E.164 format.