Transaction not yet indexed

21c8aTPvwLNN24ja5e342t6KGPCZnrfRtXPzjEqMwYN9htTZa5bjn6ezPYx8DtdN17qT5Yd1Q6SgLcm4L7MEELEE

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