{
  "manageEntity": {
    "action": "Repost",
    "entityId": "671563544",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x04e0a29a7507db8137221fa5c60a527fe8be4378503c2b622c76253821a9bf39",
    "signature": "0x9d6f3a74579e64ba6a4f0e3e64cde69945234d9a430786f29209dfb0da8597cc2486c114484df560ef145d220c54f20d723b36cbda9f49b0f2955688d1a8ba521c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}