feat(Message): channel getter

[DaStormer]

Please describe the changes this PR makes and why it should be merged:

Status

• [ ] Code changes have been tested.

Semantic versioning classification:

• [x] This PR changes the library's interface (methods or parameters added)
• [ ] This PR includes breaking changes (methods removed or renamed, parameters moved or removed)
• [ ] This PR only includes non-code changes, like changes to documentation, README, etc.

[changeset-bot[bot]]

⚠️ No Changeset found

Latest commit: e2669cfb6dc7473211164579d44f8ff473988e62

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