Transaction not yet indexed

Ymo55v1wVgHAddQ5eUytS1Sz4rHKsnf2f7n1NHAzMSgoxEhoPzwxjSuwUt7V1L4BiuCnwzQQcHZaHh1kQoAF9rG

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