{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "593684426",
    "entityType": "User",
    "nonce": "0xebdd81bcb47feb3dcfd3307ec528dbdb8522851af8aed522962eb8df22a39d09",
    "signature": "0x3bdbe1accd02f6f946e82899c557e4829dd75161f5064ce05dd3504eaa04af1c77888139a98d68877059922ee9b15d17387350bfdf9b99591fa6c5a529acf2951c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}