{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "56560",
    "entityType": "User",
    "nonce": "0x1e685e56219bd75ac219d64ef1a4808ed2300629cc4980c8c003f7cbfa918629",
    "signature": "0x20dee2b99768b7d16953608952c1a45b3c05d87b8c501f3c65de2fe37b359f5425ec467c2c14d5ee9a88faf0cbcd36087256dfe5f456e9929dec11f9f9b8865b1c",
    "signer": "0xC90e14007305577f04e5F4f5542B2191bB2c7394",
    "userId": "1856608"
  }
}