{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "862544054",
    "entityType": "User",
    "nonce": "0x47e6e3f9477d84343ae817e7af66937f230054742a22f61598492d03415126fd",
    "signature": "0xbc3e03c0770c1a44065e2654e90b3da76cbce5c443054b6d25d11ec5383932ae059dab7c18c2079668c6ff7b6c7a12254fab8ad93b8d7dc89411f86688e2b20d1b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}