Transaction not yet indexed

2u21ByPv9HfMNPuTLoA36xkxGdWweh9P3Fzu7hR4sUygN5r4nYkZHWw5vdiF9kF5d4mKpsHoByCG9VBWargm5AKu

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