{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0xdef0291951a34d581cb4d57bc943f5e039d4572a325b9ee85b53c07872e375d1",
    "signature": "0x020036d767e13e3cf685ad598ab3e9765beaaaa5cbdd2a890d7a88abdcb0ce124d4b53be1be70cd5e248c0b69155e1e133de6a8b5e8f43b030298d0677cf00801c",
    "signer": "0x2752c6C488Ef240895028c3B2287EeC269C7EC7A",
    "userId": "79019982"
  }
}