Transaction not yet indexed

MpKmYxBcWtMB9hP3AgdJ7vBdFEb5hUc62mY9f7mHEVAL4LtTStBNPsnjbFexqEuZesSkd1aU7DUBce1PD5UuAsd

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