Transaction not yet indexed

n53QW6mLSPMZ3zSbeYuSnPc8eFwkA8EeP55nY8vY8s5jcny1QE3F18scQnRmXbppbSUjhVDWBkX3QHC8LEZ53tr

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