{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "9962",
    "entityType": "User",
    "nonce": "0xc49cc5cda7359a9e32b826678ea08d956816ad275f38e1af9f4817c452edbf50",
    "signature": "0x6f8cc824bc55c4d764ec143e397fe991d1418a6d536b50ad04d069065d31377941181aff8659bc1ab777bb8336bab5ddc3b9562d7cf990a25ce9359a4586b26b1c",
    "signer": "0x34Cea527C1dc0575a5B686515aad0Bf8F3b5f97E",
    "userId": "13589021"
  }
}