{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0xddab980517ec63b3d9ab964d91408627d339feba486609ea0c7a5b488594bf43",
    "signature": "0xd0f00d154743165f9fb9a217924237b503d68b2024013a87761c04b0830e08c7727c62e10e9c741c4a1ad77fcc9309c23900da699b571b31cfa9b3a6e613a4891c",
    "signer": "0x4771D256e7217EB6B247e8cBaFbbCb199424a6b2",
    "userId": "836389559"
  }
}