{
  "manageEntity": {
    "action": "Repost",
    "entityId": "524090247",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa4f97a7362ba7888bb8cc196965f48dbc71fcb90935da69a655581e7e0e1d191",
    "signature": "0xc81b7478a869176269e46e098b2cd2db0731e8e27ee1229061d70501bea655eb5caae54c079a87f59bc2dcadd01e61f0ee0376831ba90fddace65a70029397321b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}