{
  "manageEntity": {
    "action": "Update",
    "entityId": "832058678",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7qhqsqqqucpepokkuqjzjsawr3brfp32l5mejxdhkxsqvmeeukxq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":570406706},{\"type\":\"playlist\",\"playlist_id\":1601302898},{\"type\":\"playlist\",\"playlist_id\":637635489}]}}}",
    "nonce": "0xb268726543e94c1dcc0c9856b4ba9738642bea16cb627daa18f564ddbe0cf171",
    "signature": "0x99524b8b27edbb330facffbed0a1730dd88139a91b8f68e641bcdc7dbeb64ecf2fca5e9895eadee72d09bf3fe5a88168869e816dafebd9d8b70a0768f3e7e9591c",
    "signer": "0xaBca4973b8911Fb110a95E6e00e5BBFBCa671473",
    "userId": "832058678"
  }
}