{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xaf350efbd1fa15968ed7d09442e08fc0306cb735f2c78a979e0c4d10c29226d6",
    "signature": "0xb5b229e8101687573b9f09c5276d40c35df2d1a8610739dd5e1a14735da1bb434a7c559e8572db891f833c6ba7a36bd1edaedc6e9ee19f1f528f1ccf12f0b5431c",
    "signer": "0x49ea1963bD0698Ba4421742478714fbFa38E0719",
    "userId": "189995856"
  }
}