{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xb7ff5c2d1cedfd47a705e3c9cfc3f456c068ab2edad35f029f9598538ebc7a2f",
    "signature": "0x6186b9a545bed9c16ad5eb5f2ffc8255fad984422dd9ea5d8558e57b050f90ba6ae6b7fe661a8d86f3542c1965f2307baa2b9eab077f128064ad0966aeb299901c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}