{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x1addecbfa0dc86d57ae15da9afa30d71f245f4e714aed8a9bfd4d2d0d52f4dde",
    "signature": "0x1890fdc73431145c84c6760f72a8382286a5d567f6d5198caa75b356a4f682305cdc4ec2baee324e7d816c18487b6c12ae913ed92a05c3a7d83458fb38d38ca91c",
    "signer": "0x97A48CDe9eD5Ec07148c100551C5e772f2667403",
    "userId": "28372811"
  }
}