Transaction not yet indexed

55ubnVw11fx7Ye9QiciHsZDJb2s5HzHMsonBQNV1DbjqBssspPZdkvmr6HcVCszrz4Pnqa9rckraSBS4DwwMsvKk

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