panic: runtime error: invalid memory address or nil pointer dereference /opt/hostedtoolcache/go/1.19.3/x64/src/testing/testing.go:1396 +0x372 /opt/hostedtoolcache/go/1.19.3/x64/src/testing/testing.go:1399 +0x5f0 /opt/hostedtoolcache/go/1.19.3/x64/src/runtime/panic.go:890 +0x262 /home/runner/work/ably-go/ably-go/ably/rest_client.go:688 +0x8df /home/runner/work/ably-go/ably-go/ably/rest_client.go:371 +0x231 /home/runner/work/ably-go/ably-go/ably/paginated_result.go:116 +0xa5 /home/runner/work/ably-go/ably-go/ably/paginated_result.go:165 /home/runner/work/ably-go/ably-go/ably/paginated_result.go:62 +0x265 /home/runner/work/ably-go/ably-go/ably/rest_client.go:432 /home/runner/work/ably-go/ably-go/ably/http_paginated_response_integration_test.go:53 +0x1a8 /opt/hostedtoolcache/go/1.19.3/x64/src/testing/testing.go:1446 +0x217 /opt/hostedtoolcache/go/1.19.3/x64/src/testing/testing.go:1493 +0x75e