{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39667",
    "entityType": "User",
    "nonce": "0xe658348ec91ac6f0159f33eaa9d9be98dd03a6345a99278fa4e395db25bd3a9b",
    "signature": "0x7c7e964ac113bae39874b2e8afab1997cd09c85e6d432453d1a4815ec8488e247fcbee570ffe6a2362d6ed7b6fd70f735073290b0e3504a4ad39696cbff3cf831c",
    "signer": "0xC965eCf215DC75172bD11e8E1dbE76EDd838886e",
    "userId": "260849"
  }
}