Transaction not yet indexed

Am6idNNYSdTzj2MjLZKqFjXh7LTdktr98ub7WrSRThsPRvmK1JKMQx8HM3jEcPosDCx57vfAnh3ppL4scmEEEh7

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