Transaction not yet indexed

AMmcPw3ArjaF7kNFve7AxLwnHPe3f9M8YZDjfb2vpNhC9aY22jk5brsczXKBpdvMzbz13wBseZJV5B2f2XuoSTi

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