Split Yield into PT + YT

import { findMarketPda, fetchMarket } from '@/app/generated/split-engine/accounts';

const [market] = await findMarketPda({
  vault: vaultPda,
  maturity: BigInt(maturityTs),
});
const marketAccount = await fetchMarket(rpc, market);

import { getDepositInstruction, findUserPositionPda }
  from '@/app/generated/split-engine/instructions';

const [userPosition] = await findUserPositionPda({ market, owner: wallet.address });

const ix = getDepositInstruction({
  user: wallet,
  market,
  userPosition,
  vaultShareMint: marketAccount.vaultShareMint,
  ptMint: marketAccount.ptMint,
  ytMint: marketAccount.ytMint,
  vaultShareEscrow: marketAccount.vaultShareEscrow,
  userVaultShareAta,
  userPtAta,
  userYtAta,
  amount: 1_000_000_000n,   // 1,000 shares (9 decimals)
});

import { getClaimYieldInstruction } from '@/app/generated/split-engine/instructions';

const ix = getClaimYieldInstruction({
  user: wallet,
  market,
  userPosition,
  vaultShareEscrow: marketAccount.vaultShareEscrow,
  userVaultShareAta,
});

import { getRedeemPtInstruction } from '@/app/generated/split-engine/instructions';

const ix = getRedeemPtInstruction({
  user: wallet,
  market,
  ptMint: marketAccount.ptMint,
  vaultShareEscrow: marketAccount.vaultShareEscrow,
  userPtAta,
  userVaultShareAta,
  amount: 1_000_000_000n,
});

import { getEarlyExitInstruction } from '@/app/generated/split-engine/instructions';