{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62978",
    "entityType": "User",
    "nonce": "0x11b09da6a32f6aebe68414a1a9ac028e4edf90d2730ce2e0694e0afee041026d",
    "signature": "0xb6c007887d6a3314886c4c58fbc049e8086ed94c7684242691db9962419a0b776ccbc4f24378ba5d3c27479037febf77b21cb8f7b09eec3fc64b87f3354abf4b1c",
    "signer": "0xD7Db519a2A03374B0548c02822bE88402aef1E5b",
    "userId": "715241773"
  }
}