Transaction not yet indexed

AMmycH5mZQZ9Yan5ioyCCwetDYq8YnXeepbztWwWJDhE1hKzaobEwRUreZAB33SidkfJ2Gz2nNB8yTr7p5SVPfZ

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