esx_core/client/modules/streaming.lua

function ESX.Streaming.RequestModel(model)
	local modelHash = GetHashKey(model)

	if not HasModelLoaded(modelHash) then
		RequestModel(modelHash)

		while not HasModelLoaded(modelHash) do
			Citizen.Wait(1)
		end
	end
end

function ESX.Streaming.RequestStreamedTextureDict(textureDict)
	if not HasStreamedTextureDictLoaded(textureDict) then
		RequestStreamedTextureDict(textureDict)

		while not HasStreamedTextureDictLoaded(textureDict) do
			Citizen.Wait(1)
		end
	end
end

function ESX.Streaming.RequestAnimSet(animSet)
	if not HasAnimSetLoaded(animSet) then
		RequestAnimSet(animSet)

		while not HasAnimSetLoaded(animSet) do
			Citizen.Wait(1)
		end
	end
end

function ESX.Streaming.RequestAnimDict(animDict)
	if not HasAnimDictLoaded(animDict) then
		RequestAnimDict(animDict)

		while not HasAnimDictLoaded(animDict) do
			Citizen.Wait(1)
		end
	end
end