{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xa87e806e75fe74773f29800303dd05c3943353ac2b16f3c878d3e7d326aac2de",
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}