{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "247993",
    "entityType": "User",
    "nonce": "0xb1adb2b8c87de9ff169f1caa5fc4878f5e423d0d834d45fbce91f78ee34cad0c",
    "signature": "0x6bd99af186aac62109991fcceea2a9e8a462622ea968e0c2d4e0d47737d8c0ea41a19b54473bafd0505209087fba369a8c355d9103f905bc9f928d3db7f123d31c",
    "signer": "0x044142FBd4AF7201d53A9BD1d822768a436d6314",
    "userId": "683311144"
  }
}