[EPIC] WCPayments Account Creation API

[brandonwanA8C]

This is an EPIC-level idea to be expanded through the product ideation process (scope, requirement, design, impact, and sizing), after which this will be broken down into sizable tickets (features) for eng implementation.

TLDR:
Implement a Developer-friendly "account_creation" API endpoint;
Allow authorized 3rd party developers to create an "account" entity in WCPayments, prior to sending or connecting the account with PSP's KYC flow.

One-pager / PRD:
TBD

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Description

Acceptance criteria

• First requirement
• Second requirement
• Third requirement
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Designs

Testing instructions

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4. Observe expected behaviour

Dev notes

Additional context