Transaction not yet indexed

28RvJrstUQ5zgmxaVGb6UXhdwWJSF28eB1X6z74zXi2RiPBDXFXY82SCEb4XWu1FvMFdEkN6fx53yRSkCW4ACKW1

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