Transaction not yet indexed

21U8JKCvnwvkmYkLtMW6oPoovLy8dAS8zZwTJ4swdWAVwcK8zMd8AzLfhbcgYJrgye6FxUL3nziD3G9fqSUSM44W

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