{
  "manageEntity": {
    "action": "Repost",
    "entityId": "456821",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x99c7cac96123b116ea976e08c41b2cf93a865375013ee0b3d6a52fb90e21ee0a",
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}