{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "925049268",
    "entityType": "User",
    "nonce": "0x6f8200dc224339f85a5586582811c678e2ae1ca01062fe2c33be7c58b8041814",
    "signature": "0x142b213c0817af484cd702096061f4c3ffc862b6cfec1342c9c955feb45468b41f5d7087bcd2f4e2ba4f0281064fb8bf935d4b28783103325a5e364d1cc7de061c",
    "signer": "0x6a79014dac58f1D33D45347A909f9628C2132216",
    "userId": "718119401"
  }
}