Transaction not yet indexed

Q21jSAJHJpDLBVKQP7KP5wSZ7E5fRG3riWt496giuYNKWi5abEqLLi49FyAavde1NhzczEbm94DkmVBX2xR3kVn

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