Snapshots-Explain

Number of APIs: 3

1. Create Explain Job (using a List) POST https://{{apiHost}}/alpha/extractions/documents/_explain

2. Get Explain Job Results GET https://{{apiHost}}/alpha/extractions/documents/:explain_id/_explain

3. Get Explain Samples GET https://{{apiHost}}/alpha/extractions/samples/:explain_id?num_samples=100