Transaction not yet indexed

5MEfftQDxfeMLJtpASisaECYAuHA6RBRkuppbFfVS7p1gUoXjDojYAVYnCeGx3KEKXTsPoek4nsi2vbPU9KQfZVM

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