Transaction not yet indexed

ykMtm5bfkw9U5nPzLr2BJJ5sWNb9ePUo83Z3E9MWPt6auXKS4WGLjX1Cm6f2hFgGxjV6UwtgkLrB1GegdW5PJwN

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