{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1919918335",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf007a9385fa3494d491497ea56807b69836ab63f72460da38b732f1a31921a36",
    "signature": "0x8697faa566a19aef9730f27ff8a6813afb683c6188f7ea2ebb0e4ed494fc943653d32fbc42e383b29ee97683ea58d6b6f103785f4ab57a4fb25c8df372c6e6fb1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}