{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "200080308",
    "entityType": "User",
    "nonce": "0x9780842f8b2e41934219ef7e6168416f13c42eea803c6622600adcb4c9ce7fc1",
    "signature": "0xe27d4ca977fde3d44bcb8d33f307724a749272d54df19aea26ec55ce989839353b6dde59c64e1d86dabd6f936e84a0261639e9b5694f1b9547b2643c1a8fd1f01b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}