Transaction not yet indexed

21LSZCyxhAh1hdyYxxZ5HEor6yCg6tsLhqBS6mY8o7dRUiVqBNnvfnhL3x17kxaq6RgA3pDtE5cMRWqDuNX1WUpB

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.