{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "160917",
    "entityType": "User",
    "nonce": "0x62e4b2a1ba50ea145933dedeeca957d8ca7e3b488930831bbae7a76513838974",
    "signature": "0x964cb472a67a8050ba7f71b642d254dc06a136a8a964c3852101cc61cc61ae117bf57e9c24c09c3d7e720c023d81f92bc60ecdb3c60bd6e371d99abea5f2eb211b",
    "signer": "0x569a23a5D506E4404139fB7510738Ee5b80F5624",
    "userId": "280440301"
  }
}