{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949069,-0.315068,0.000000,0.000000,0.115774,-0.348743,0.930040,0.000000,-0.292759,0.881868,0.369597,0.000000,-1868109.428885,5627246.043547,2342629.918073,1],    "boundingVolume": {    "region": [1.891272,0.378540,1.891377,0.378610,0.000000,38.911342]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/6/16_9790.b3dm"}}}