Task: Send bulk messages to chats in Telegram

n8n workflow JSON:
{"nodes":[{"name":"On clicking 'execute'","type":"n8n-nodes-base.manualTrigger","position":[-60,400],"parameters":{},"typeVersion":1},{"name":"Telegram","type":"n8n-nodes-base.telegram","position":[500,400],"parameters":{"text":"Hello","chatId":"={{$node[\"SplitInBatches\"].json[\"Chat ID\"]}}","additionalFields":{}},"credentials":{"telegramApi":{"id":null,"name":"telegram-bot"}},"typeVersion":1},{"name":"Google Sheets","type":"n8n-nodes-base.googleSheets","position":[120,400],"parameters":{"range":"A:A","options":{},"authentication":"oAuth2"},"credentials":{"googleSheetsOAuth2Api":{"id":null,"name":"google-sheet"}},"typeVersion":1},{"name":"SplitInBatches","type":"n8n-nodes-base.splitInBatches","position":[320,400],"parameters":{"options":{},"batchSize":30},"typeVersion":1},{"name":"Wait1","type":"n8n-nodes-base.wait","position":[660,180],"webhookId":"22fca54c-eac4-44bc-adf7-68b33818695c","parameters":{"unit":"seconds","amount":30},"typeVersion":1}],"connections":{"Wait1":{"main":[[{"node":"SplitInBatches","type":"main","index":0}]]},"Telegram":{"main":[[{"node":"Wait1","type":"main","index":0}]]},"Google Sheets":{"main":[[{"node":"SplitInBatches","type":"main","index":0}]]},"SplitInBatches":{"main":[[{"node":"Telegram","type":"main","index":0}]]},"On clicking 'execute'":{"main":[[{"node":"Google Sheets","type":"main","index":0}]]}}}