Register a DID for inbound attribution and outbound dialing.
E.164 format, e.g. +18005551212
e.g. twilio, telnyx, plivo
Internal name for this DID
Inbound calls to this number are attributed to this source / campaign / offer.
Provider-specific settings (e.g. Twilio webhook overrides). Leave blank to inherit defaults.
e.g. {"voiceUrl":"https://api.example.com/twilio/voice","statusCallback":"…"}