curl --request POST \
  --url https://prod.featherhq.com/api/v1/twilio/bridging-number \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "twilioAccountSid": "ACxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx",
  "twilioAuthToken": "your_auth_token_here",
  "twilioNumberSid": "PNxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
}
'

{
  "bridgingNumber": {
    "id": "<string>",
    "phoneNumber": "<string>",
    "twilioSid": "<string>",
    "createdAt": "<string>",
    "updatedAt": "<string>"
  }
}