webhookPolicyDelete Mutation
Deletes a webhook policy.
Input Argument
webhookPolicyDelete accepts a single input argument, an input type,
which contains the values it uses.
The fields inside input are:
  clientMutationId (
   
String)
  A unique identifier for the client performing the mutation.
  id (
   
ID!)
  The node ID of the record to delete.
Return Fields
  clientMutationId (
   
String)
  A unique identifier for the client performing the mutation.
  errors (
   
[ValidationError!])
  Errors encountered during the mutation.
  success (
   
  Boolean)
  true when the record was successfully deleted, false otherwise.