{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60047",
    "entityType": "User",
    "nonce": "0x25824ab5e4e67a1ccadd0a128fa127085eb07093a1755a232b24e9a77e0f206d",
    "signature": "0x8e7837f3815211d2ba999f357d34a6f892c0cc179c96b146ca4d8ab115a298db43d33cdc050a1f0651104ad4025870c946890d75014febe8bd44265fa71c93231b",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}