{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "782825894",
    "entityType": "User",
    "nonce": "0xdc1df66d91f30d5412cfa74b4722353d280de09a1d68d961cfb347393bcc0a78",
    "signature": "0xa4a42ede6e35a4ff379feb334e600b9d1fd450cb41891d53c44e9cfc47bd93967b1fcc8739aa53be0b24019daccb2c95bf8764200256f952a78803e3d040e07b1b",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}