Transaction not yet indexed

MMuSB7YgSQf9kN26gxpk9Zqy12T489vtpYYcp8JbHHZbCUDAtsHaViTBAWdXJMM5P4326a6QQYZi8ykK2sHHbQ7

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