Transaction not yet indexed

MRKEM6yQDComLUQF3vW3fcTzKcvWFQ8UW1PNZFgGLptYBUFtA77yDQEMfmd8DcdHnSYEJXMvRXPWYEb8T4bcHnV

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