Transaction not yet indexed

6668U2987ymqjipYZ8GRxdmQBMvmBGsTuw1G6XdWeH8Mzze3huXT5vm8mkngfaUxwTnYK8GaA7Twa5C1q1wEpcPy

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