{
  "manageEntity": {
    "action": "Repost",
    "entityId": "345506139",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0c613ceefeb06ccf6014a25b30643e3dfffd63d5ac1ccf366b400379d1135191",
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    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
  }
}