Transaction not yet indexed

21mzGd9WMAGmCYxbCXqrJRYMiH75nHJCS2VqmuUVBnbvNZRNHQrgHP1AEJVkK5QgHvHKvqMGpSdQ8CY2DYFvTQDm

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