Transaction not yet indexed

1MMnS2fZdLP1bAHpdU6oY8p5mFWeNGkxSPFFwdY3E28pUptfn18K1kScTDo57Y2gdnTshf1qxvM4HFFNHpnxp67

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