Transaction not yet indexed

21HffvSgG1iq5LWYftXhSTUSaZ1pXoLf86k2zxmiM21eT3jUe2zmF5ZrXXrc9ZPtw6M1E5L2kGWSGmDgseNEmRGn

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