{
  "manageEntity": {
    "action": "Update",
    "entityId": "833045944",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x1d6053b89c7efc6d86e632df61150d6d3d002baed28d61db9da98bd7630627d5",
    "signature": "0xb94050fedf4c6528aebdf5c19a6f8dfe77dd5102b5dab0de9f2350e8154f306f645ecf37a13ec2bc280f40d41db8095448af60de926a629bcfed342059f948191c",
    "signer": "0x22265B0004f4496e82125994EdA9B33223E24839",
    "userId": "833045944"
  }
}