{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948646,-0.316340,0.000000,0.000000,0.176408,-0.529015,0.830074,0.000000,-0.262035,0.785796,0.560235,0.000000,-1673053.118930,5017186.558345,3553066.644386,1],    "boundingVolume": {    "region": [1.892617,0.594557,1.892713,0.594780,0.000000,8.751338]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/10_1215289.b3dm"}}}