Transaction not yet indexed

Y21KV37dSkcHyQJHj76pwFHVxy8aEwSLeeKJeZ6VwUHdPzAFNV1qUKNaC8hJQ2BRAPdGk7LTZMWEZps7NVF4FP4

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