Transaction not yet indexed

55jkBbGPbE9msWXi5QAXSiw2vpAPLBnq3AFacYbzb6JbviD8NSE5wEHdkfNTFwpXvTXP6DB7DMAYdGE7CoNVnSf5

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