Transaction not yet indexed

PKbM9MCbEFCvEFggmjTpXFxB17UXSdn5FGL9pvjhMYVEebyD61oLbnBcq41ShYw5oJxHFRgSWJBp9SS3Xm3r4fy

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