{
  "manageEntity": {
    "action": "Update",
    "entityId": "10948050",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieragw72xyqypb56rlt4wahhnshjy3toci257apy44g4g2yaop33vz6a\",\"data\":{\"name\":\"tmdgus\",\"handle\":\"tmdgus\",\"location\":\"Buk-gu\",\"events\":{},\"is_deactivated\":false,\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xf0e140e29d1fcbb847236c6d775217cd5c35b3dfb740f1a242436009398d1192",
    "signature": "0xdbef51bf010cb318d00cc8b6fab72b5e08a1748954b5f7b82f0b50f541c7fb743c3c66db68b1c7005eeb7b692b20783b1d8ef8f5427f9a802af6da343557fc3a1c",
    "signer": "0xaA3d592d7E4F94c34B231c9156802F7D6a08D54b",
    "userId": "10948050"
  }
}