{
  "manageEntity": {
    "action": "Update",
    "entityId": "448861887",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera3zjcw5qfu5ql3zb5buijbr5j6qw2mepga2lj6a2ln6io2vmkmnba\",\"data\":{\"name\":\"Simple\",\"handle\":\"NotStarKid\",\"events\":{},\"is_deactivated\":false,\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x348eb1d3bee3eaeb44f40f5afe4befc6d7c401ccd9820542f00ebf156494d915",
    "signature": "0xcc8f49fa4b822ced018ac15b011f2e43cbdb0f9f0ef74c350104ac481533c88b11dfeec44f04c14bc819fccdff82beff835badc154ebdcf2564260b01eab3e3d1c",
    "signer": "0x899b2CDf71A8eb1F749632F1D3499aB68e4B877C",
    "userId": "448861887"
  }
}