Transaction not yet indexed

MC3jJxpuG91ygcs1PjTVg5wMNjZPK4S15KWdR5dRZ5TDg6W36cJmhBWi72i7Sqg9FNdP2ekbKSHkdi21LN8xZMU

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