Transaction not yet indexed

53n12NShH3aS6s2Kk7FUKtMdY2YGWpWoQdLv1cN3z4EXoyz8fBx2AKkrE7WeXrnBxfC52ZZxrWXsKReHUsRPw355

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