{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1449416321",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfab2d75ec372de054e86b8a4de86296d803c1f333f04fd1f5618a29c847ac04b",
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}