Transaction not yet indexed

53c6vSimrUzhJirK4uX1XddEQE6CUbST2u2doLNfMTw8TRfUxSTdgoRgvY2HtMZm5uaucvh7MqSqfzP9ui2grApb

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