Transaction not yet indexed

ymb8ZNmAh2gZKyjyBmGTBZGKcrKsuYzWST4ESCyScR88aDPHrrpenCWFCaWwPbVFsezH8BmTUcB2SZv4coMYFJW

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