Add binary request example #5341

Job	Run time
Code Style	1m 1s
SDK docs	1m 23s
Get minimum supported rust version	19s
Lint	29s
E2E Tests (stable, false)	2m 44s
WASM Tests (stable, false)	2m 40s
SDK Tests (stable, false)	3m 48s
E2E Tests (1.76, false)	2m 31s
WASM Tests (1.76, false)	1m 57s
SDK Tests (1.76, false)	3m 50s
E2E Tests (nightly, true)	1m 56s
WASM Tests (nightly, true)	1m 13s
SDK Tests (nightly, true)	3m 16s
	27m 7s

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