{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x6d11d10f253f07b0054fdab7fe2fbc738e2a291fd75b2cc42b8364d3dec2ac3a",
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    "userId": "517657584"
  }
}