Function buildAndSendTransaction

buildAndSendTransaction(
    instructions: Instruction<
        string,
        readonly (AccountLookupMeta<string, string> | AccountMeta<string>)[],
    >[],
    payer: KeyPairSigner | NoopSigner,
    lookupTableAddresses?: (string | Address)[],
    commitment?: Commitment,
): Promise<Signature>
Builds and sends a transaction with the given instructions, signers, and commitment level.
Parameters
- instructions: Instruction<
  string,
  readonly (AccountLookupMeta<string, string> | AccountMeta<string>)[],
  >[]
  Array of instructions to include in the transaction.
- payer: KeyPairSigner | NoopSigner
  The fee payer for the transaction.
- OptionallookupTableAddresses: (string | Address)[]
  Optional array of address lookup table addresses to use.
- Optionalcommitment: Commitment = "confirmed"
  The commitment level for transaction confirmation.
Returns Promise<Signature>
A promise that resolves to the transaction signature.
Throws
If transaction building or sending fails.
Example
```
// With KeyPairSigner (Node.js) - fully signed and sent
const { instructions } = await swapInstructions(rpc, params, pool, 100, keypairSigner);
const signature = await buildAndSendTransaction(instructions, keypairSigner);
```
- Defined in ts/src/sendTransaction.ts:40