{
  "manageEntity": {
    "action": "Update",
    "entityId": "93814449",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x9246d983f3c5a8720de2efb2447dcfb15315b2661fecf8df92f3fb083ea47d1c",
    "signature": "0xe06f68772d71cca994d49129b63ba8e4fe40f63946eb05a8cc7dc5c02255ea15687490254eab33c27f00fddb17a3ed4ea66ec4ffcb25287721cf84d40007463f1b",
    "signer": "0xc40850178B74672DD809330aE4477a7Dc40Cda7B",
    "userId": "93814449"
  }
}