Transaction not yet indexed

21k3aBuZh3VLThHXApJgBUJi6BQTCPT1u5C2fh3uD2CjYfoYrCscBr3bj3JxNH1ew3TETFSbDyjMdvKD3o7JPgN5

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