{
  "manageEntity": {
    "action": "Update",
    "entityId": "361508277",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xd141b00bc42240ce616812ec9a00d151a609d46f43535cd70ed578e5544978ef",
    "signature": "0x89fcaf1f3e5dd2614189618b22f829fd0c712bc66ba2279e8ce7f32899e14c8e19ba4c33f9a25470285ef9b34f6bd26afe9a11c321df7ce6d84fdd4f3a203d711b",
    "signer": "0x31bD11C427B52Db08B5145212FD90Ac4d00A1F8f",
    "userId": "361508277"
  }
}