Transaction not yet indexed

3Mff8zQubAM7U6s9NnjK4eQy1fZ8ojmGe4DAgLjUb1mgZwGDiBSc3oo1bBHJysHZpwUdLuNEsdt7yF1yc1bpKL99

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