Transaction not yet indexed

mUExpNsWm2BKmvpvPUK1AijYa42Ko45n5fzvxTPgJpHLLSR3PMHZubHQLtNHAHmE1gm6XAsLpHCTbb5jCXyR49A

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