^ array:2 [
  0 => array:10 [
    "id" => null
    "name" => "Барто Агния Львовна"
    "initials" => "Барто А. Л."
    "contact" => null
    "degree" => null
    "research_interests" => null
    "responsibility_type" => "primary"
    "pivot_id" => 83244242
    "opac_id" => null
    "books_rel" => null
  ]
  1 => array:10 [
    "id" => null
    "name" => "Барто Павел Львович"
    "initials" => "Барто П. Л."
    "contact" => null
    "degree" => null
    "research_interests" => null
    "responsibility_type" => "alternative"
    "pivot_id" => 83244243
    "opac_id" => null
    "books_rel" => null
  ]
]