{
  "manageEntity": {
    "action": "Update",
    "entityId": "93814449",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xcf965ae28acc24dde8816198843b30ed7ff51fb20a936d28387aeb039263385c",
    "signature": "0x0d6568193cf41e9ab8d06f045b83f8109438f1768f659d67c53fae6cc28e61d92d25284a665cfdd1674de210f7581c7c5a90a84181d3cd7303031c16f52696af1b",
    "signer": "0xc40850178B74672DD809330aE4477a7Dc40Cda7B",
    "userId": "93814449"
  }
}