Transaction not yet indexed

MuEsTSjjSJ78HbDFKDGnZqf3yCgreyyYPJETT2EoYBdzf8uogiSRriUhEWQ1cLTE1C6QRwXgnuMqdNv5GSNgKte

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