{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "92019297",
    "entityType": "User",
    "nonce": "0x9621324ceb36907ed0a1b2276093410bce408e64077c9d7e8c520778427cba32",
    "signature": "0x5bb0cd95b3f7153989f95d000a9dbfdd24dfe4592d7d669d7fc076f6f8ae566751cb5ea4ea9e660dd745b7fab2ffcdd53ecf635f8c21467e260b0df580253c2b1b",
    "signer": "0x03b70C3825d7b9e568C53C89a738061d855d0dec",
    "userId": "578849678"
  }
}