Transaction not yet indexed

56MU18UP8EqHEiDYvC1rD2cGUg8JdE2YTjknJ2mMaZRcnL2a1kvntFu9oy5xnmjUUT9d4ppuPFAMWVQrkBXaC3Ao

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