## Channel ID for Send Message Endpoint

**Already using the invoice paid webhook. We also want to know if client payment did not go through so we can inform them. Thanks!**

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## Channel ID for Send Message Endpoint

**I do have some questions, is there a feature (webhook, maybe?) that detects if client was not able to pay the invoice during their due date?**

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## Channel ID for Send Message Endpoint

**I’ve got this all sorted out.**

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## Channel ID for Send Message Endpoint

**In retrieve channel endpoint, the required parameter is either the company id or client id, is this correct? What I want to know, from the response in this endpoint, what should I use in my next API call that sends message to client channel? Is it the membershipEntityId? If not, from what API endpoint...**