{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "928381185",
    "entityType": "User",
    "nonce": "0xc0c875fe4f9bd571d6954fd198cb4c114b83a4b7a5c3fa2f41c2439ebd9bae2b",
    "signature": "0x45752fcadf702ac4a4ec65e768ed27a246684a83839b9cb93abe82ba1e235bbc13bc73b4f08e178a69561745d2c3336e958df0f9f6581c00c7b56168a31a29fa1b",
    "signer": "0x20690bD900B04126EBFAF3620E46F1645188CD62",
    "userId": "16326"
  }
}