{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59528",
    "entityType": "User",
    "nonce": "0x506fa196100b37921338d717d4a1d8d02c231eee275e107e7c1c56e194501874",
    "signature": "0x67f391c20ee1fb1d1bf3c9e379d74a731cb1fea15e54474015f12c6f903ddf0539a37b2be41988181608d5e129f0bf94a04f0ff7d0e86dfdc38f671e7384fa0e1c",
    "signer": "0xebAE91A303D4CF538177a5a86dF4Bf199FdAA5CE",
    "userId": "891056368"
  }
}