Transaction not yet indexed

21A1815Nf9uD5mFp5PuC1r66szeUKAWgwdsJUP6FfumGKtrvkcuYD3VB3LKfeSh7NvCDCD5W2NKrSnu3KbsdfaLm

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