{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1011145",
    "entityType": "User",
    "nonce": "0x2c5338ef33c5dc4317293c509de1d729ab31456f545cb40cbb3aba990bf8f57d",
    "signature": "0xd94cac91c0318e65b6ebec74a41c4e28d7e31389b2d0569c29a95f53aeedfb1457914a4ea628ff57bcd2fffb942655eea2c05eff78cd99e6b9de6740cadc7be41c",
    "signer": "0x7cb443E1D882339Ce2Db89944ef44929E8E2F578",
    "userId": "343301"
  }
}