{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xb991913fcede5f59b76d8208bacf64366e88ddf7903a0d7310b20337c8c78d29",
    "signature": "0x725c7ae2d9b624b808083a91501a14d5a014853412409dbd744b6a814ad470ef7bd4cefa440bb4b8166986739ced9279936ccef7898385b71268232def5444201b",
    "signer": "0x8133D4Ea8b0296682544599637fe69F0E6B4126C",
    "userId": "76059272"
  }
}