Transaction not yet indexed

5So6HCkW3HY9EDgc7mPiQEFQq8uCv6ngyi7hxcBoDKaGL4bFNRnXW4m65J3VTfaPvEitLd4GPeotWi2AYAE144QC

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