{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "91965250",
    "entityType": "User",
    "nonce": "0x6b8d68d9cdbda1794b2a6e320d285c7c8ce172fb9f6ded98c8577e82396ade6a",
    "signature": "0x9d639e890caed5ab2338f54cc1bda8b2f3345636062b4ae4f77ab19328bd17785101a2b1b54af699ed1e5645f6ce56673ddb681f3b1bb9d168c46f0d7f33dffb1b",
    "signer": "0x51eb83B482b61e1b0E5443cD8475874Ba64aef1F",
    "userId": "857012202"
  }
}