{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "17261",
    "entityType": "User",
    "nonce": "0xaf8a13ffba99330e2aa66f2cd73d4919470612674a3315787ffcf6ae01652604",
    "signature": "0x91db8d17b80aef3971bdaa58167fe6f20d18772f6f2eee30308c76c7d27032923424f9b4304c25d93e5adcb5d69c578666e3d44153d038bd42270f30c41e9efb1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}