{
  "manageEntity": {
    "action": "Repost",
    "entityId": "641990188",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x622e0a6bb8fb82cb73ceeaba96031cac7d3b0a1d7e7e31eb7e0c47d12cbf82f3",
    "signature": "0xe15cfdbbae6fd63a2669b3c20edf6ac6fb54d94f6964d043f0a309e99ee2daa512d4719b43572366636b58b5ec5299baf0ffdf6688bc7b939860df140d3d20091b",
    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
  }
}