Transaction not yet indexed

55JkjZTHUTTsAd4xFajHnfQ8u2nHqTovp69gmqASQu2BhMnFjPwESDSiKfCFjtzjp7PLPUeZo2gc2UY2QEkUFHw6

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