Transaction not yet indexed

56FF3bLZUhmsNMqEmi46SxNmieejSSi6zxb3To12KGUmH3ZNqRrtsNmxRHEVVvuLbfTP8PWqaJz2B2i7DPQfRGkp

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