CARDANO TOKEN SERVER

Cardano multisig tx backend validating, signing and submitting in concurrency = 1 mode. Next one starts after previous finishes even when parallel requests are happening.

Uses Fastify, to build:

npm run build

to run:

npm run start

ENVIRONMENT VARIABLES

SERVER_PRIVKEY='' //server's private key
BLOCKFROST_API_KEY='' //your API key, get one at https://blockfrost.io/
BLOCKFROST_URL='https://cardano-mainnet.blockfrost.io/api/v0' || 'https://cardano-testnet.blockfrost.io/api/v0'
BLOCKFROST_NETWORK='Testnet' || 'Mainnet'

REQUESTS

Requires transaction and signature hex string and the body as application/json

TYPE:

type SubmitReqBody = {
    txHex: string
    signatureHex: string
}

MAKE A REQUEST:

const reqBody = {txHex: txHex, signatureHex: signatureHex}
const rawResponse = await fetch(`http://localhost:8080/submit`, {
    method: 'POST',
    headers: {
        'Accept': 'application/json',
        'Content-Type': 'application/json'
    },
    body: JSON.stringify(reqBody)
});

VALIDATION

Implement custom validation in cardano-utils.ts

//write custom validation
const validate = async () => {
    return true
}