{
  "manageEntity": {
    "action": "Save",
    "entityId": "26225",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xb8d7cb532139fcd5d41161a3174596f12a568ca409d02ce1c947b119e2e4aab1",
    "signature": "0xe137e1d21eab38ea8e2960cf41aeb00d135fdfbbb7903ba3438097d63f36762f08b12699abb84649ec6c902973046d6602340e274430c403110757aa4a70f9361c",
    "signer": "0x7C634bc8303d9923BF5924Dc68bD6249Bb8bd551",
    "userId": "35078427"
  }
}