Transaction not yet indexed

ymYMMjxDagD2oDLC6nXMeQfhNc9FN481Gaiu2cY99KJkHDW5LW3GQvQBE9vW1L6xt78LCNjS1dJS5Y59XRbGLG1

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