Transaction not yet indexed

21M8szmSsKPkfScktDG5C3ZM6Rc6o45hYCk4wXkQjnRCGXWoFudQd8rYbasS6N1gcXmhvYkA3s3CwY3BFrB2wxru

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