Transaction not yet indexed

MNTCAzHS78rcYveBLSFT7JZ6ZYRkYcbaYK71pXwYpDHnA3mJHtkhyrCM4DSwXrpxHkFbDCojsoHSN5HGUV7KgxZ

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