{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x8e2a5bb5aecb13a2d038a5813c55eef5734d9943872cd4d482394c96fecd138b",
    "signature": "0x57ede6e504ce57e02681e254f81f08ebe42d208a0c83866cc6f2fb061308b041095aadeede320a2018f978af815015088537008b1d963786eca5cbf38ced62f01c",
    "signer": "0x2f41a998444AE8036682fd819B45854b96bC4262",
    "userId": "996674118"
  }
}