Utility methods for Mini App backends
pnpm add @farcaster/frame-node-
parseWebhookEvent: parses and verifies webhook events, using aVerifyAppKeymethod -
verifyJsonFarcasterSignature: verifies a JSON Farcaster Signature payload, using aVerifyAppKeymethod -
createJsonFarcasterSignature: creates a JSON Farcaster Signature payload
For signature verification, you need to pass in a VerifyAppKey method that verifies that an app key is valid for an FID. You can use the included verifyAppKeyWithNeynar which uses Neynar and requires the NEYNAR_API_KEY environment variable to be defined.