{
  "manageEntity": {
    "action": "Save",
    "entityId": "47530891",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf7925d60861f49edf8d2869b50daa14bac44aafeab193b685577424c459da385",
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    "signer": "0xd9bA17330fFb3Ea1356C5eC14971D9e1f2cb5200",
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}