Transaction not yet indexed

PuAM21LpbFnBTbSFGhdRNAjfWYtj8ZF7Rjanm6x55bVtbCuNgnF4tD5aNmEC5m4EhwsQFBXfXt7nTR3CFBWVHiA

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