public void setProvisioneePublicKeyXY(final byte[] provisioneePublicKeyXY) {
        this.provisioneePublicKeyXY = provisioneePublicKeyXY;
    }
Sets the provisionee public key. Use this when provisioning using a Public Key obtained via
out of band methods.

@param provisioneePublicKeyXY 128-bit public key obtained OOB.
mesh/src/main/java/no/nordicsemi/android/mesh/provisionerstates/UnprovisionedMeshNode.java