{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "71866",
    "entityType": "User",
    "nonce": "0xea0d4b603c9f123fc934e89365fff8a855a16a0b523b6dc46f100a4e4b022a42",
    "signature": "0xca0093978beb58bfee167f264c24d7fb70568affae5e7455ebcd5b8fa2c29d3e425fe11a1c81ea77f08c5480cbcbeed4989666ff393e17672fa2cb7b672069ae1c",
    "signer": "0x742Fff9be20F80Ce7285c8Ab12B9018Ef3Cf14F0",
    "userId": "111467392"
  }
}