Transaction not yet indexed

FMaC51ZmvJtDKpQhvmKcNZi42e5uLSgH52ibNV7c2cNUTyGqoxPRGt7BnDppM2B7R2riCBCVSXdYyJS47idaoC4

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