Term Query issue

Hi, all
{
"query": {
"bool": {
"must": [
{
"nested": {
"path": "identifiers",
"query": {
"bool": {
"must": [
{
"term": {
"identifiers.value": "PERSONAS"
}
}
]
}
}
}
}
]
}
}
}
I am not sure why this query is not working