Transaction not yet indexed

5MmuuCQ1pqJXb1NuL4BJDtQvsCFKVWRa8k4Vz3WWQLJZPx5yH8ZAWKLowNcGsapXdxVCifVB6JMRPMkS1vP8cV68

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