{
  "manageEntity": {
    "action": "Repost",
    "entityId": "463421",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x841a3e66f5ba1b99e887c6a3a3ca407258fa50d7a073f57fc22cc852a459f497",
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    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
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}