{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "162051",
    "entityType": "User",
    "nonce": "0xb71367253ea1462b763a9494d1f7ad6337eac2eace6936ec98fc8acb8c528a7a",
    "signature": "0x89d8209f3b39cb91ac0d13f8a9659f5905a9f88396cfdaeb6191bfdec5640c5b484bd63b61e235f2fb51ba899b7cbaf8e786f7815afacb0e81796b299f78849e1b",
    "signer": "0x4905E9Eb492e277Ad8515096E7AdDfEAF2dffFc7",
    "userId": "529290107"
  }
}