{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5862",
    "entityType": "User",
    "nonce": "0x0f852fe8c1a8f3cbf379e442c98a99c37f305f4aa27e8decef8cbdabe6915465",
    "signature": "0xebe33d89d7585d96809cdf895226e4a583843661e1e708d9a20b0be12ffb14b308442030e0add29463641b0fa8df2084c0c4bfed42edb9df9caa412770f5f3971b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}