panic: runtime error: invalid memory address or nil pointer dereference /opt/hostedtoolcache/go/1.18.8/x64/src/testing/testing.go:1389 +0x366 /opt/hostedtoolcache/go/1.18.8/x64/src/testing/testing.go:1392 +0x5d2 /opt/hostedtoolcache/go/1.18.8/x64/src/runtime/panic.go:844 +0x258 /home/runner/work/ably-go/ably-go/ably/rest_client.go:688 +0xb33 /home/runner/work/ably-go/ably-go/ably/rest_client.go:371 +0x232 /home/runner/work/ably-go/ably-go/ably/paginated_result.go:116 +0xa2 /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/1.18.8/x64/src/testing/testing.go:1439 +0x214 /opt/hostedtoolcache/go/1.18.8/x64/src/testing/testing.go:1486 +0x725