{
  "manageEntity": {
    "action": "Update",
    "entityId": "833349029",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x023482a32db05750ffe3a05597dca24874e6d9497347a33a22b5c61dbc5f35ef",
    "signature": "0x4f546a3496c988aa1d3504ac6a8f1b92aee1b63a3864a31632220f5900a4f6c506da720bb843a0ace3f501048101287839898f41b7c707b8e0061ee561a2c4461b",
    "signer": "0x19760e0D2dD2d426248fcA888e3FF2aF3778BF55",
    "userId": "833349029"
  }
}