{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949373,-0.314151,0.000000,0.000000,0.175133,-0.529258,0.830190,0.000000,-0.260258,0.786508,0.560062,0.000000,-1661709.308866,5021733.947567,3551973.110168,1],    "boundingVolume": {    "region": [1.890277,0.594328,1.890439,0.594594,0.000000,8.785751]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/10_1382037.b3dm"}}}