{
  "manageEntity": {
    "action": "Update",
    "entityId": "941711771",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x47af659e42dc36458d4a602f9e385d89c410df6d673e80b779861e1556636bc3",
    "signature": "0xbd9b53e69fd2d05a071c5ae8ade64eb1ccd73b902ad757947dccd1216089f5b7421288f00726de7e4bec080989cb57cc422484dbe9f7391f5d7b88383bcc8ef11c",
    "signer": "0xbdB8eA7Aa50C113b1755Ee2985da6D2DC957FE4A",
    "userId": "941711771"
  }
}