{
  "manageEntity": {
    "action": "Repost",
    "entityId": "509950637",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4069aa23a91787420ffb957faea0601a733c5f501fe4523dc504386980b26b10",
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    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}