# Pledge In Position

The `pledgeInPosition` function allows users to add more collateral to an existing position.

#### Function Signature

```typescript
pledgeInPosition(
  pcpId: string,
  collateralToken: string,
  indexToken: string,
  amount: number,
  coinObjects: string[],
  long: boolean
): Promise<TransactionBlock>
```

#### Parameters

* `pcpId`: The ID of the position to pledge into
* `collateralToken`: The token used as collateral (e.g., "USDC")
* `indexToken`: The token used as the market index (e.g., "BTC")
* `amount`: The amount of collateral to add
* `coinObjects`: Array of coin object IDs to use for the transaction
* `long`: Boolean indicating if this is a long (true) or short (false) position

#### Return Value

Returns a `Promise` that resolves to a `TransactionBlock` object.

#### Usage Example

```typescript
const tx = await sudoAPI.pledgeInPosition(
  '0x123...', // pcpId
  'USDC',     // collateralToken
  'BTC',      // indexToken
  1000000,    // amount (1 USDC if USDC has 6 decimals)
  ['0x456...', '0x789...'], // coinObjects
  true        // long position
);
```


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