Transaction not yet indexed

iMMnHJzcU2tLuXQcbAVXQJBXvDVrHSkVZ2mdczymsDCGH6p7GMnbSjRJTUaTTee2A8kozcc3wkCSxG5YWkv3pvm

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