{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27624",
    "entityType": "User",
    "nonce": "0x6c9e5dabd780bdc58441100c0f58a6aa7f98c468507e196210613961978c3133",
    "signature": "0x698b01af9283bf0edce174b8eb73dc848595c0d0ff7d64286b3fa2be71a37dd86e439fbada781d2780159a953f0ee2496cb56a17a40a15a893844959bed648091c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}