Contacts
Change group members
POST
Add or remove contacts in a group (contacts need an email).
bearer contacts:writeheader
AuthorizationBearer <token>API key (rsl_live_…) from Settings → Developers.
Scope: contacts:write
groupId*stringContact group id. Never invent ids – list resources first.
Length
1 <= length <= 64application/json- body
action*stringValue in
"add""remove"contactIds*array<>Items
1 <= items <= 200Success
application/json- response
groupId*stringaction*stringValue in
"add""remove"count*numbercurl -X POST "https://example.com/contact-groups/string/members" \ -H "Content-Type: application/json" \ -d '{ "action": "add", "contactIds": [ "string" ] }'{ "groupId": "string", "action": "add", "count": 0}