Transaction not yet indexed

53Lk12y2o2oPspJbipqaJLAY4iuMDC7Jia7gxtM3NxyQbfMiERLFvMTTuTQEnKp1GSQnkcpRDRQULftqXiRL5ps8

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