{
  "manageEntity": {
    "action": "Update",
    "entityId": "403945940",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieratfxovhzzo7j5a4qhub6ytsxahwvuqcvq4j3fes533k3rdz6q3h5a\",\"data\":{\"name\":\"そふぃら\",\"handle\":\"SofiaWatanuki\",\"events\":{},\"is_deactivated\":false,\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xcf74eef27907c02ee3a7361e7a18fdb3635b62d6daaa75d44799e25a3e9ee95c",
    "signature": "0xa9dce87c8dd6930d60cae58620601403f9d176cfb4e0838eacb2a3a93481d74161375181b5e156146034731f925c10095edc940054ce9242e81a2b6eaf1711471c",
    "signer": "0x6D0F08ED4F67eD919545fE731F99333c6d85E9B5",
    "userId": "403945940"
  }
}