Error Code: 1002 (Resource state forbids that kind of action)
HTTP status Code: 400
Whatever you tried to do, this cannot be accomplished. There are many reasons:
- You tried to add contact that is already on your blacklist
- You tried to add contact, but the email address is invalid (domain don't exist or domain don't have this email registered)
- You tried to add contact that was previously deleted or bounced
- You tried to send draft but given message is not a draft
- You tried to set not active from-field as a default one
We always add more information in the context or description section in the error response.