{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5009",
    "entityType": "User",
    "nonce": "0xa8172d3f68cb105b6673180225126e8560c1f24eec6fcb86972b1ea87cfeac5c",
    "signature": "0x93c552387c23d43ef62ce7b7ea8a75b5e69a414b497733145fb9226c792f0cb60e1d6727705ace62c972962e9ae696c19b9087b0b5974b756b4ba97555076cf21b",
    "signer": "0x3bAeF837369bF35C2ED81037444d982a8045bccd",
    "userId": "631423161"
  }
}