Transaction not yet indexed

21UMVGLtVNxPWGUthyJniZ1v3i2PSgjPw8nYavbFodnMPX18uhgnjU15zgiSmJKu7WPZQvDUNFBSRPB882g5iHgr

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