content: flametrace_performance = true
  
  
  # EVM chain reference: https://github.com/alloy-rs/chains/blob/main/assets/chains.json
  # chains: https://chainlist.org/
  # Free RPC: https://www.ankr.com/rpc/
  [chains]
  
  # Ethereum L2 Networks - Mainnets
  "42161" = { name = "ARBITRUM_ONE_MAINNET", rpc_url = "https://rpc.ankr.com/arbitrum", supported = true }
  "10" = { name = "OPTIMISM_MAINNET", rpc_url = "https://rpc.ankr.com/optimism", supported = true }
  "324" = { name = "ZKSYNC_MAINNET", rpc_url = "https://rpc.ankr.com/zksync_era", supported = false }
  "534352" = { name = "SCROLL_MAINNET", rpc_url = "https://rpc.ankr.com/scroll", supported = false }
  "238" = { name = "BLAST_MAINNET", rpc_url = "https://rpc.ankr.com/blast", supported = false }
  "8453" = { name = "BASE_MAINNET", rpc_url = "https://rpc.ankr.com/base", supported = true }
  
  
  # Ethereum L2 Networks - Testnets
  "421614" = { name = "ARBITRUM_SEPOLIA_TESTNET", rpc_url = "https://rpc.ankr.com/arbitrum_sepolia", supported = true }
  "11155420" = { name = "OPTIMISM_SEPOLIA_TESTNET", rpc_url = "https://rpc.ankr.com/optimism_sepolia", supported = true }
  "300" = { name = "ZKSYNC_SEPOLIA_TESTNET", rpc_url = "https://rpc.ankr.com/zksync_era_sepolia", supported = false }
  "534351" = { name = "SCROLL_SEPOLIA_TESTNET", rpc_url = "https://rpc.ankr.com/scroll_sepolia_testnet", supported = false }
  "23888" = { name = "BLAST_SEPOLIA_TESTNET", rpc_url = "https://rpc.ankr.com/blast_testnet_sepolia", supported = false }
  "84532" = { name = "BASE_TESTNET", rpc_url = "https://rpc.ankr.com/base_sepolia", supported = true }
  
  # Solana Network
  "solana" = { name = "SOLANA_MAINNET", rpc_url = "https://api.mainnet-beta.solana.com", supported = false }
  "solana-testnet" = { name = "SOLANA_TESTNET", rpc_url = "https://api.testnet.solana.com", supported = false }
  
  # Bitcoin Network
  "bitcoin" = { name = "BITCOIN_MAINNET", rpc_url = "https://your-bitcoin-node.example.com", supported = false }
  "bitcoin-testnet" = { name = "BITCOIN_TESTNET", rpc_url = "https://your-bitcoin-testnet-node.example.com", supported = false }
  
  # Ethereum Networks
  "1" = { name = "ETH_MAINNET", rpc_url = "https://rpc.ankr.com/eth", supported = true }
  "11155111" = { name = "ETH_SEPOLIA_TESTNET", rpc_url = "https://rpc.ankr.com/eth_sepolia", supported = true }
  "5" = { name = "ETH_GOERLI", rpc_url = "https://goerli.gateway.tenderly.co", supported = false }
  
  # Binance Smart Chain
  "56" = { name = "BSC_MAINNET", rpc_url = "https://bsc-dataseed.binance.org", supported = true }
  "97" = { name = "BSC_TESTNET", rpc_url = "https://data-seed-prebsc-1-s1.binance.org:8545", supported = true }
  
  # Polygon (MATIC) Networks
  "137" = { name = "POLYGON_MAINNET", rpc_url = "https://rpc.ankr.com/polygon", supported = false }
  "80002" = { name = "POLYGON_AMOY_TESTNET", rpc_url = "https://rpc.ankr.com/polygon_amoy", supported = false }
  "1101" = { name = "POLYGON_ZKEVM_MAINNET", rpc_url = "https://rpc.ankr.com/polygon_zkevm", supported = false }
  "2442" = { name = "POLYGON_ZKEVM_CARDONA_TESTNET", rpc_url = "https://rpc.ankr.com/polygon_zkevm_cardona", supported = false }
  
  # Avalanche Networks
  "43114" = { name = "AVAX_C_MAINNET", rpc_url = "https://rpc.ankr.com/avalanche-c", supported = false }
  "43113" = { name = "AVAX_FUJI_C_TESTNET", rpc_url = "https://rpc.ankr.com/avalanche_fuji-c", supported = false }
  