{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2194",
    "entityType": "User",
    "nonce": "0xad77757a710264caefa8a8ee3c5fa7b0c296ee7d29b33d5b3c433f269d3b0f9a",
    "signature": "0xe714df551e0811ff345f26005d3627a88b16a3ed5ab276cf6a5e4327990edf571a1ec213c25101277874bdc0ed1d15dd6954a1544643793b4bb24fcbaadc9c7b1b",
    "signer": "0x2752c6C488Ef240895028c3B2287EeC269C7EC7A",
    "userId": "79019982"
  }
}