Transaction not yet indexed

AMd6DxVFZqS2qYvvTcUXUFe23JUBmaBVMgWx51ipfr3KEwJqNeniZFa2qjJrcv9CybwhpnPbMeEayMeq75VMax9

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