{
  "manageEntity": {
    "action": "Repost",
    "entityId": "495613098",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xddadac0c7ca67278ba5cc89932497f5d280434479351168af42fcf1f50d03d65",
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    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}