Implement multi-chain subscription management with unified billing across Stellar and EVM

[Smartdevs17]

Context

Users need to manage subscriptions across Stellar and EVM chains with unified billing.

Current Limitation

Subscriptions are managed separately per chain with no unified view.

Expected Outcome

• Unified subscription dashboard across chains
• Cross-chain billing aggregation
• Chain-agnostic payment routing
• Unified subscription analytics

Acceptance Criteria

• Unified subscription list across chains
• Cross-chain billing aggregation
• Chain-agnostic payment routing
• Unified analytics dashboard
• Chain switching for payments
• Cross-chain subscription transfer
• Unified notification system

Technical Scope

• src/services/walletService.ts - Multi-chain wallet service
• src/store/subscriptionStore.ts - Subscription store
• contracts/subscription/src/lib.rs - Subscription contract
• contracts/oracle/src/ - Price oracle

[sheyman546]

@sheyman546 has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

I will Love to work on these issues

ℹ️ Repo Maintainers: To accept this application, review their application or assign @sheyman546 to this issue.

[Mirabel64]

@Mirabel64 has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Hello maintainer, I am a fullStack developer with years of experience and i have work on many project. I can submit a PR in 24hrs. can I work on this please

ℹ️ Repo Maintainers: To accept this application, review their application or assign @Mirabel64 to this issue.

[mayborn005]

@mayborn005 has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Hello @maintainer, I understand the expected outcome and would love to work on this. I'll provide a solution that satisfies the acceptance criteria.

ℹ️ Repo Maintainers: To accept this application, review their application or assign @mayborn005 to this issue.

[DeePrincipal-dev-lang]

@DeePrincipal-dev-lang has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

I've gone through the description and I'm confident to get it done as soon as possible so kindly assign me the task and I'll make sure to deliver the result as soon as possible

ℹ️ Repo Maintainers: To accept this application, review their application or assign @DeePrincipal-dev-lang to this issue.

[mercy60]

@mercy60 has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Hello maintainer. Can I work on this please to give you a suitably PR

ℹ️ Repo Maintainers: To accept this application, review their application or assign @mercy60 to this issue.

[bashir1738]

@bashir1738 has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

gm i will like to work on this issue

ℹ️ Repo Maintainers: To accept this application, review their application or assign @bashir1738 to this issue.

[drips-wave]

Congratulations, @sheyman546! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on July 30, 2026.

🧑‍💻 @sheyman546: Please resolve the issue such that the repo's maintainers have enough time to review your contribution before the due date. You'll earn Points for completing the issue on-time, which will make you eligible for a share of the Stellar Wave Program's reward pool.

Warning

When opening a PR, please link it to this issue to ensure it gets tracked accurately. Points are awarded when this issue is marked as completed by the maintainer.

🤠 Repo maintainers: Please keep an eye on the contributor's progress and review their work before the due date. You can manage this issue, including adjusting its complexity and points, here.

🌊 Happy Wave 🌊