{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38835",
    "entityType": "User",
    "nonce": "0x3b27acffb7223862d0246cceaa63fa96c14085916905ef5ee979a6fdeaa5867f",
    "signature": "0x2b47bdb29969e7e43af4d5a7e9e09556292d3aa588c296d4debb80fe1974b6d04b2b3c9967d896c91559405c4f255ac02db967f0c8e74d13d99108eb0cef0c791c",
    "signer": "0x764341232AB28643e8106bCF183A4cCc2fFfa6c3",
    "userId": "67250118"
  }
}