{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949750,-0.313010,0.000000,0.000000,0.175043,-0.531123,0.829016,0.000000,-0.258943,0.785698,0.561806,0.000000,-1653321.965416,5016594.634625,3563057.099850,1],    "boundingVolume": {    "region": [1.889071,0.596465,1.889242,0.596670,0.000000,7.452568]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/4_1334927.b3dm"}}}