{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2194",
    "entityType": "User",
    "nonce": "0x2d9eea579df90369b96fa0a9a842b1fb28d611fa530f1793e8220d03f46974e7",
    "signature": "0xf5f940db42f55a9fece50e472ac451b1b2a41718de72ccb5a3fbd23bb9c67490150b36afe04c13b0ea3702dca418ba7632c262e989aa6b8ad42ac92987e42aec1b",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}