{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1499702987",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x78f78c508c4b993143a745a4dcdc4e928abefb52a54fe5fafda016ce10d8a468",
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}