upstream_unavailable
HTTP 503 · A connected service is unavailable
What it means
A service behind the API is briefly unavailable.
What to do
Retry with backoff and the same Idempotency-Key.
Returned by
- List channels
- List contacts
- Create or update a contact
- Search contacts
- Get a contact
- Update a contact
- Delete a contact
- Find a contact by phone
- Count contacts
- Count contacts by filter
- List contact groups
- Create a contact group
- List custom fields
- Create a custom field
- Get a custom field
- Update a custom field
- Delete a custom field
- List contact tags
- Create a tag
- List saved filters
- Save a contact filter
- Get a saved filter
- Change a saved filter
- Delete a saved filter
- Check a contact filter
- Add tags to contacts
- Remove tags from contacts
- Add contacts to a group
- Remove contacts from a group
- Rename a contact group
- Delete a contact group
- Delete a tag
- Import contacts in bulk
- List quick messages
- Create a quick message
- Update a quick message
- Delete a quick message
- List WhatsApp templates
- Create a WhatsApp template
- Get a template
- Edit a WhatsApp template
- Check a template draft
- Archive templates
- Upload a template header sample
- List broadcasts
- Get a broadcast
- Check broadcast readiness
- Send a WhatsApp template
- List WhatsApp short links
- Create a short link
- Get a short link
- Change a short link's message
- Delete a short link
- List endpoints
- Create an endpoint
- Get an endpoint
- Update an endpoint
- Delete an endpoint
- List event types
- Get a sample payload
- List deliveries
- Get a delivery
- List events
- Get an event
- Turn an endpoint on
- Turn an endpoint off
- Rotate the signing secret
- Set subscriptions
- Send a test event
- Retry a delivery now
- Replay an event
- List conversations
- Get a conversation and its 24-hour window
- List messages of a conversation
- Send a message in a conversation
- Count conversations
- Assign a conversation
- Unassign a conversation
- Close a conversation
- Reopen a conversation
- Add an internal note
- Tag a conversation
- Untag a conversation
- Set a reminder
- Send a message
- Add a system message
- Send a file in a conversation
- Workspace summary
- Messaging report
- Broadcasts report
- Conversations report
- Staff report
- SLA report