GraphQL API Overview
Overview of Hgraph's GraphQL API for accessing Hedera mirror node data with flexible queries and real-time subscriptions.
GraphQL FAQ
GraphQL API FAQ covering data formats, entity IDs, timestamps, transaction IDs, pattern matching, and query tips.
Common Queries
Common GraphQL query examples for Hedera data including transactions, topic messages, NFT metadata, and token associations.
Subscriptions
Use the Hgraph SDK to manage GraphQL subscriptions over WebSockets for real-time Hedera data updates.
Endpoints & authorization
Hgraph API endpoints and authorization details for GraphQL, REST, and JSON-RPC access to Hedera data.