{
  "manageEntity": {
    "action": "Repost",
    "entityId": "504507",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd1f1b4631c434d92d687de43d9bf1fc0b5a2e2a6f8440779e645a78c0e56440b",
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}