Use this method to remove a number from a Campaign.
After the phone number is deleted from the Campaign, the Sender ID associated with the number will also be automatically deleted.
An API key to authorize your request
Unique identifier of a Brand
"B9FXYNH"
Unique identifier of a Campaign
"CSJ4TV0"
A phone number to be deleted from the Campaign
"17029641104"
Indicates a successful request
true