Read async job result

Read the provider result of an async job, such as clado/bulk-contacts. Pass the apiCallId returned by the submit call. Locus reads the job id from that call's receipt. Reads are free and never create a new charge, so polling the same call again is safe. Access follows the submit endpoint's scope. Set waitSeconds to wait on the server for up to 45 seconds. When state is pending, call again after pollAfterMs. When nextPage is present, call again with its skip and limit to read the next page. A call that started no provider job, such as a call sent with Prefer: respond-async, returns its own stored outcome instead: state, the httpStatus and body the call would have returned, and billing for the read.