Transaction not yet indexed

668sui2eh1iH86R7NuNkKthJe44UfA6msM3PDnEpdr6eoob5aHTJFRmzKEpZzaa5UfryVsCdwsbiSFUbR3ec2Uw5

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