Unsubscribe groups: what a recipient can opt out of without leaving everything

Before you call

Credential

Authorization: Bearer $KEY

Scope

campaigns:read

Mcp

rivier_campaign_mail_groups

Graphql

Query.campaignsMailGroupList

Sdk

mail.groups.list

Cli

mail groups

Responses

• 200application/json
  Success
• 400application/json
  The request was malformed
  • errorstringrequired
  • messagestring
• 401application/json
  No valid credential
  • errorstringrequired
  • messagestring
• 403application/json
  The credential lacks the scope, origin or address
  • errorstringrequired
  • messagestring
• 429application/json
  Over the key's rate limit; see Retry-After
  • errorstringrequired
  • messagestring