Transaction not yet indexed

21NZmbUEjUGngM7BnWAv4kxVM85jnhbjpmhVCJCPB4RA9kCUPNSNGQb1LwtPinpL3D66ttQyzwmJo6FfZHaiXXc8

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