Parameters passed internally by MSDK when calling POST request to /initiate (1st time trigger /initiate)
For LLMs: see /docs/amazon-pay/llms.txt | Markdown: /mobile-app/parameters1.md
Applied to all flows:
| Parameter | Value |
|---|---|
| msdk | "true" |
| checkoutSessionConfig.channelType | "MOBILE_SDK" |
| checkoutSessionConfig | Needs to be converted to JSONString |

