operation overview, their main purpose and use cases
references with detailed explanation of input&output parameters and possible errors
OW + 1xADT + Direct + S7 flight | v0.52 | retrieveTST operation
2ADT+1CHD+1INF+Domestic+RT+DIRECT | v0.52 | retrieveTST operation
Subsidized fare+ OW + 1xSRC + Direct | v0.52 | retrieveTST operation