{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "176556",
    "entityType": "User",
    "nonce": "0xc00d2fe22651a11ec483d1007e62a3b88ac5f7fdab187847c47afc5c2ea84bbf",
    "signature": "0xdca04969be89033389450e8160a8daec3add0d802e82ee04e57441db59bfba533d17128f8baa535f749b81b6eb1e97db5676cb0faf61ddcfdb250138ba4c7d611b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}