{
  "manageEntity": {
    "action": "Repost",
    "entityId": "891912037",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6fc962a839e6cfc02740d40f4dd50cdad5125923dc9731588bac14650994f499",
    "signature": "0x48a4042f10bd6dd2a9fee150c69036e57c7e6aef8f874bc59f91be6aac0f33b74cc8d8e559508b1b4a6bb5949be3497c8cb6ead056a93b62556fd15cf2b8e78f1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}