{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "379848",
    "entityType": "User",
    "nonce": "0x16e2501b41d3d4bc913fbfd5d7d72285c865ceafede3b3879437348796993b0a",
    "signature": "0x807226b0c18bd3dc08da30af9673629845d03da147d1428af15170b9fddc009c35f78b636c91bf0a3d5100c74654af5e9872a9ce4be78548d88052d61cf6c4441b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}