Task: Extract text from PDF with the Read Binary File and Read PDF node

n8n workflow:
{"nodes":[{"name":"On clicking 'execute'","type":"n8n-nodes-base.manualTrigger","position":[680,400],"parameters":{},"typeVersion":1},{"name":"Read Binary File","type":"n8n-nodes-base.readBinaryFile","position":[880,400],"parameters":{"filePath":"/data/pdf.pdf"},"typeVersion":1},{"name":"Read PDF","type":"n8n-nodes-base.readPDF","position":[1090,400],"parameters":{},"typeVersion":1}],"connections":{"Read Binary File":{"main":[[{"node":"Read PDF","type":"main","index":0}]]},"On clicking 'execute'":{"main":[[{"node":"Read Binary File","type":"main","index":0}]]}}}