{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "36543",
    "entityType": "User",
    "nonce": "0x77933f089deac37f3156b101a2c5b7a09b492e12547a87fdfe1f7e580434b20e",
    "signature": "0x26fa2aea60cbc3aa3f52b53717b48a0932c2d582c85387484a78435e3e85b9250b5719e5063e287c7ad5762af40b218587c2beeed82d91b3a0702cb4e2c902631c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}