{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "366938",
    "entityType": "User",
    "nonce": "0x6d75e93b3423e944bee11d99afc1de45e23d10024287fd0f10b74f5f8fa4db5f",
    "signature": "0xcab6001d3478d92413ebd02e3ec2aa53c470f8e41f1512ff15a8175ce424f9c35823ef16df7dfc921c3b85b0c0dcb9dd91d4795e08c81f62bab343a8aeddd38c1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}