{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949092,-0.315000,0.000000,0.000000,0.175819,-0.529740,0.829737,0.000000,-0.260819,0.785843,0.560736,0.000000,-1665290.693164,5017495.035321,3556254.772045,1],    "boundingVolume": {    "region": [1.891185,0.595221,1.891322,0.595328,0.000000,8.820004]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/2_1375124.b3dm"}}}