social.colibri.sync.subscribeHums

{
  "type": "subscription",
  "errors": [
    {
      "name": "AuthRequired",
      "description": "Missing, malformed, or unverifiable service auth."
    },
    {
      "name": "NotEnabled",
      "description": "Humming is disabled on this AppView."
    },
    {
      "name": "TooManySubscribers",
      "description": "The hub is at its subscribeHums connection limit."
    }
  ],
  "message": {
    "schema": {
      "refs": [
        "lex:social.colibri.sync.subscribeEvents#humEnvelope"
      ],
      "type": "union"
    }
  },
  "parameters": {
    "type": "params",
    "properties": {
      "communities": {
        "type": "array",
        "items": {
          "type": "string",
          "format": "did"
        },
        "description": "DIDs of the communities the peer wants Hums for, repeated once per community. Narrowing only: the intersection with what the peer is authorised for is what gets streamed, so declaring a community grants nothing. Omit it entirely to receive every authorised community."
      }
    }
  },
  "description": "Egress-only WebSocket stream of Hums this AppView is relaying. Peers subscribe to receive off-protocol events for shared communities, optionally narrowing to declared `communities` (repeated query param). Requires inter-service auth (subprotocol-carried, as with subscribeEvents). Clients cannot send messages on this stream."
}