Transaction not yet indexed

MMErhViAYPLsU683cQEbrM6zsNu9dPng9CQ9tDUYVbx8rNT9NfR2d5kWZPzSvCocyPzaKBFCjc97fbqaGpAdhCY

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