Transaction not yet indexed

56tFKCm9tRNnFRuq2qMzaHsdrB8YMGNbZ6Jya1gHAcicfiYC1eDBndCkySub6HidZ8NVe69e1RNeYUUShJaURP84

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