{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894391,-0.447285,0.000000,0.000000,0.285120,-0.570125,0.770496,0.000000,-0.343688,0.687239,0.639985,0.000000,-2195103.249273,4389326.659743,4060155.796920,1],    "boundingVolume": {    "region": [2.034457,0.694416,2.034591,0.694541,0.000000,59.087835]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/12_1170448.b3dm"}}}