How can I access script field in map script of facet script plugin?

I need to use the script field value in my map script. I am not sure how
can i access that.
My query looks like this, I need to use value of state_info into my
map_REPORT script. Is it possible to access that??
{
"query": {

},
"script_fields": {
"state_info" : { "script" : "lookup", "lang" : native", "parems" :{
"field" : "state"}}
},
"facets": {
"reportFacet": {
"script": {
"init_script": "init_REPORT",
"map_script": "map_REPORT",
"reduce_script": "reduce_REPORT",
"params": {
--
}
}
}
}
}

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