Transaction not yet indexed

SinTEkp1uNTXGC75sAj5L9dqBvnfjnd8LbxAxPUsr7KDSEfr3qak3s5jk15puqTo7HuAE5n5a9E6CUbRwEgmNU1

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