Transaction not yet indexed

MBkxy7FoavMS7CTWoKFAGc66SYMGZ1cs6b7MnU3hGouNaL1krytDTCH8swDQymjRJvSGJiVed9J5MXuPunSNk18

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