ws.on :open do |event|
ws.send ({method: 'subscribe', filters: [['object_uuid', 'is_a', 'arvados#human']]}.to_json)
ws.send ({method: 'subscribe', filters: [['object_uuid', 'is_a', 'arvados#specimen']]}.to_json)
end
ws.on :message do |event|
ws.on :open do |event|
ws.send ({method: 'subscribe', filters: [['object_uuid', 'is_a', 'arvados#human']]}.to_json)
ws.send ({method: 'subscribe', filters: [['object_uuid', 'is_a', 'arvados#specimen']]}.to_json)
end
ws.on :message do |event|