{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59639",
    "entityType": "User",
    "nonce": "0xff33ccf9d5a6ebfd62bf8e0ace1c0b06fee0ba0b418a864baee67a9d5cb915db",
    "signature": "0x8675286fbbfa8188ecbb9d3c6d638330a572fc81dac8f3dc3c0275145e770c99225cf8fc59f1aa6b9dc92621ab992ae765967fe05e730f3e222855fac19a62b91c",
    "signer": "0x616810C6C7bdfF44008229BBe24fd212CC6d62Da",
    "userId": "822716103"
  }
}