{
  "manageEntity": {
    "action": "Update",
    "entityId": "265825696",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x7acda3b8bd1e4e72d9dd8fa41787360cd7140104146e669d49d52d46bedcae5a",
    "signature": "0xfca4f8631607d1a6b517a020fbfb8213a8beaacbf56c73a026e9a6b847abebcf64dc80be21075a86559451f455d95017fa943ea800bd0e973fc4441dbc7f4f311b",
    "signer": "0xC2A9E3b7F06e60ef97DFB73522582B613021cf7A",
    "userId": "265825696"
  }
}