Transaction not yet indexed

SymM91pgokY5VBivdFp3kCzQ2qJGg4cbNWXYzvnJiLSPqstqcoUtP7A28aSyT2AP5grVdyiTbKWRyAQuKdvfL5v

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