Deno & Fetch

Submit a signed transaction to the Cardano network using Deno & Fetch

Using the signature and transaction generated in previous steps,

Due to transaction TTL, you won't be able to submit the following as-is, you need to generate your own tx and sign it

submit-transaction.ts

const SIGNATURE =
  "a10081825820249bc03c22e4d90d0bc356892ae2b3182e5b56af4d90f9cc591bd5b8e496568158407910698a286d03efb5e47839a8dd93a00beb6844e641829b7f122bb54edad0942b6a4c983519a35bc87e8b629e45f19d436b373533864ce3769f09e694b1a200";
const TRANSACTION =
  "84a400d90102818258203aeb86b1388189192281b6b2c114235cec91b4a1fc3aeb4d73b1721855b93f3c00018282583900debb399ffcdeca27f269b19e377f0ae84d40583d58195616d9e3a5a275bc01dcc1082fbe7084941c26fefe470aefaf832a7a5a42360d43b51a0098968082583900c8d25b5c76b19bda9c88a0120a2dbcdc2ddd3f82921aa98ca35854285139e81456c1b4e2f0af22c1e94ff22ea648588b03a7c7914b6eb2561b00000002536f81cb021a0003cbb5031a04ec3248a0f5f6";
// See Authentication page for API key details.
const X_API_KEY = "testnet_EyrkvCWDZqjkfLSe1pxaF0hXxUcByHEhHuXIBjt9";

API POST Request Body

Body structure for submitting a signed transaction using the previously collected values.

submit-transaction.ts

const BODY = {
  transaction: TRANSACTION,
  signatures: [SIGNATURE],
};

Fetch Command with Deno

submit-transaction.ts

const response = await fetch(
  `https://preprod.api.ada-anvil.app/v2/services/transactions/submit`,
  {
    method: "POST",
    headers: {
      "Content-Type": "application/json",
      "x-api-key": X_API_KEY,
    },
    body: JSON.stringify(BODY),
  }
);

console.log(await response.json());

Deno Command

deno --allow-net submit-transaction.ts

Output

{
  "txHash": "67bb71dcacb3c0752c6b7311b9b72704a1a4b407da6c2d2098ad159edf4ddded"
}

Then after few minutes your transaction will be available on chain.

https://preprod.cardanoscan.io/transaction/67bb71dcacb3c0752c6b7311b9b72704a1a4b407da6c2d2098ad159edf4ddded

Eternl Output

The Whole File (Deno Version)

submit-transaction.ts

const SIGNATURE =
  "a10081825820249bc03c22e4d90d0bc356892ae2b3182e5b56af4d90f9cc591bd5b8e496568158407910698a286d03efb5e47839a8dd93a00beb6844e641829b7f122bb54edad0942b6a4c983519a35bc87e8b629e45f19d436b373533864ce3769f09e694b1a200";
const TRANSACTION =
  "84a400d90102818258203aeb86b1388189192281b6b2c114235cec91b4a1fc3aeb4d73b1721855b93f3c00018282583900debb399ffcdeca27f269b19e377f0ae84d40583d58195616d9e3a5a275bc01dcc1082fbe7084941c26fefe470aefaf832a7a5a42360d43b51a0098968082583900c8d25b5c76b19bda9c88a0120a2dbcdc2ddd3f82921aa98ca35854285139e81456c1b4e2f0af22c1e94ff22ea648588b03a7c7914b6eb2561b00000002536f81cb021a0003cbb5031a04ec3248a0f5f6";

// See Authentication page for API key details.
const X_API_KEY = "testnet_EyrkvCWDZqjkfLSe1pxaF0hXxUcByHEhHuXIBjt9";

const BODY = {
  transaction: TRANSACTION,
  signatures: [SIGNATURE],
};

const response = await fetch(
  `https://preprod.api.ada-anvil.app/v2/services/transactions/submit`,
  {
    method: "POST",
    headers: {
      "Content-Type": "application/json",
      "x-api-key": X_API_KEY,
    },
    body: JSON.stringify(BODY),
  }
);

console.log(await response.json());

export {};