{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "100976759",
    "entityType": "User",
    "nonce": "0x4c5e2d52957e6445054452b41b1dbce729ac3048a9b7f0ccbfda068afaa66247",
    "signature": "0xfe7ab17e4587169cd9c032eb1c46db93df89fa2750a4c2e226a79f1ad6467617543277fff1d9cc17032e1e619ed3b2c12d788eaeeed256d76d2d3e5cbf3556fa1b",
    "signer": "0x42cB1e20D724BD902Af64cd85c700BE6118500bD",
    "userId": "47154652"
  }
}