{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "24240642",
    "entityType": "User",
    "nonce": "0xd0237bf023f5cf8e84fb1f81d954a48289d53ab19be4e1181b1ca423c243539a",
    "signature": "0xb2859155d231af89d1f18309d41318e4ecf2baeff0937048c4eb327f38677e626cd9c0860af617a30526989cb3b35c47f7e6425ea91d0151a75d435db479baf31c",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}