{
  "manageEntity": {
    "action": "Repost",
    "entityId": "504107",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x438f590c03b3a49dc6059ba895293a2aae7efe1eaab48006b7174deb459180f8",
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    "signer": "0x4fdc03E53311BF6b1B8728dd0Ae0630bF74176f1",
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}