Transaction not yet indexed

AmbmKkPt73JK9zU2U8ZC1pKhDRp3vEXeXTdGc5AYw3NmfZJnwpFAxRJvMLVudgJw6r2sKCtXmbhhdEgvpacH5gM

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