{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1363771",
    "entityType": "User",
    "nonce": "0xa62b44af5660f148f411fe0966d8ed4c8028fc5475c5d5aa83f171a6c5d035ff",
    "signature": "0x536fde91b355426961a8c3812cb700d54fb49c956d3e32bbcce945a294de56cd5fcefe6a2cd8cf8b6c9ae18c5421a9f508ddc692cdbc1af2a796fee5646e0ecc1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}