Changes to Create Withdraw Interaction Handler

added the optional property transactions/items/metadata/kind to the response with the 200 status

added the non-success response with the status 503

added the optional property transactions/items/metadata/ensoFeeAmounts to the response with the 200 status

added the optional property transactions/items/metadata/feeAmounts to the response with the 200 status

added the optional property transactions/items/metadata/minAmountOut to the response with the 200 status

added the optional property transactions/items/metadata/priceImpactBps to the response with the 200 status

added the optional property transactions/items/metadata/route/items/protocol to the response with the 200 status

added the optional property transactions/items/metadata/slippageBps to the response with the 200 status

endpoint added