{
  "manageEntity": {
    "action": "Update",
    "entityId": "332482734",
    "entityType": "Playlist",
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    "nonce": "0x382f0b614875893cc16b301172da79d7d350c2792232f0423d1003cb749abaa8",
    "signature": "0xe168887c051b51319c07410dcd24dfafcb2f3b2108814ba57a5c4e989dd658c0297fb3d11f123e36f51a884e43166f6319f5666f50a616cfb222f0f76c7935061c",
    "signer": "0x3E66fE43DC32E3c2E8c829191062DEa805f5c29E",
    "userId": "36816786"
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}