Transaction not yet indexed

ey51a1TgHYgknb1yy6ZPw4cQXUqV5yyEyVnpBfHc1x1R9kH1bNP9rnW4BgXDULP2M2irQiofEzYZz1JCQUEH9o7

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