Transaction not yet indexed

MECxUJiWtUdJwqbQNUSvZP6wG1Qt6FLvcnKpE8g9VFBpAZD2oSR9qF2jUjHFrF3A7VcfEBji2SEgitdugX9ToRM

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