MetroPCS has not released the LG L70 yet, LG offcial has published the user manual for MetroPCS LG L70 in English and made it ready for download.
Download MetroPCS LG L70 (LG-MS323) User Manual
File format: PDF
The total 115 pages user manual for MetroPCS LG L70 (LG-MS323) is available in Spanish too.
Here is the Spanish Version: RDL-1403-00388_LG-MS323_MPCS_UG_ES_Web_V1.0_140403.pdf