Transaction not yet indexed

MtksyPg4rfRumT5PPo7EFK8qRMXqahxm3Y8PrNtr5pCfMHTvFzqCfrg5Y4SMKmY5fdERtuQK2PeUFEVj8rdQCdc

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