{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x162ea24412817ef89d4197dd73baead93d1fee415506c913b5637a0313047003",
    "signature": "0x109637c023fa21c2f52143edf75eabc190c9fba4539ef00a93fc78ed1e0e98f920905cb283eeb962528d6c7222612f060be37e7e53060074ccfa363de8f87b921b",
    "signer": "0x674FFC02F71bdD4bD3Ae60c618579EBDD541E397",
    "userId": "787787230"
  }
}