Transaction not yet indexed

421HpwKjdQMDhzjusMFxjzgGXDdFeuHe4D9sqa8W14roR1n8aRFbJGCZZcYNz9RVfTS81QFpJSQgMpoFguucfEYG

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