Function decodeZigbeeNWKGPPayload

decodeZigbeeNWKGPPayload(
    data: Buffer,
    offset: number,
    decryptKey: Buffer,
    macSource64: bigint | undefined,
    _frameControl: ZigbeeNWKGPFrameControl,
    header: ZigbeeNWKGPHeader,
): ZigbeeNWKGPPayload
14-0563-19 Green Power, 9.3 (Green Power security processing)

SPEC COMPLIANCE NOTES:
- ✅ Authenticates and decrypts FULLENCR payloads via CCM*, validating MIC before returning
- ✅ Supports FULL security by verifying MIC when available (TODO path highlighted)
- ⚠️ Leaves ONELSB handling as TODO; callers should avoid enabling unsupported mode DEVICE SCOPE: Green Power proxies, Green Power sinks
Parameters
- data: Buffer
- offset: number
- decryptKey: Buffer
- macSource64: bigint | undefined
- _frameControl: ZigbeeNWKGPFrameControl
- header: ZigbeeNWKGPHeader
Returns ZigbeeNWKGPPayload
- Defined in src/zigbee/zigbee-nwkgp.ts:486