{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "230426",
    "entityType": "User",
    "nonce": "0x86caeda2a6bf9d0099d756dad6b0b5cd7150c31c9c4aba4f8d77a21fe045af63",
    "signature": "0x2043ad778fb7e1ad3e9fedebd32209343adc95ed2aa780be9a69a88633e0f2f650a3dc7b6cea254756ec7f0bc54a73ce6a6f3e1603566722136157b813d03acf1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}