{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1459",
    "entityType": "User",
    "nonce": "0x41bd0b2b5490a554d3483dcc21b583bc535419173349539a5348436a69d7911e",
    "signature": "0x36cf8da6d83bd62f16730ee710a9f49627dfb4d804b0542cf1acf9c2173648422b70a4c89616e1e75b977790031a258563914be86fe1a0ca4baf367b747074161b",
    "signer": "0x635a32c502d056dd6e3f4aC1eb15Fb0d90a88171",
    "userId": "1640466"
  }
}