{"chainId":"0x56c","chainName":"AmStar Mainnet","nativeCurrency":{"name":"SINSO","symbol":"SINSO","decimals":18},"rpcUrls":["https://mainnet-rpc.amstarscan.com"],"blockExplorerUrls":["https://mainnet.amstarscan.com"],"iconUrls":["ipfs://Qmd4TMQdnYxaUZqnVddh5S37NGH72g2kkK38ccCEgdZz1C"]}