{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949562,-0.313578,0.000000,0.000000,0.174968,-0.529829,0.829860,0.000000,-0.259680,0.786350,0.560553,0.000000,-1658018.619305,5020733.135248,3555090.207367,1],    "boundingVolume": {    "region": [1.889674,0.594921,1.889836,0.595186,0.000000,8.805125]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_1370566.b3dm"}}}