{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950479,-0.310788,0.000000,0.000000,0.173515,-0.530660,0.829634,0.000000,-0.257298,0.786893,0.560890,0.000000,-1642815.695003,5024203.396028,3557230.324875,1],    "boundingVolume": {    "region": [1.886769,0.595402,1.886868,0.595518,0.000000,8.795505]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/10_1344719.b3dm"}}}