{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944350,-0.328942,0.000000,0.000000,0.184020,-0.528298,0.828878,0.000000,-0.272077,0.781099,0.562012,0.000000,-1737184.629044,4987234.479113,3564363.924685,1],    "boundingVolume": {    "region": [1.905923,0.596781,1.906035,0.596852,0.000000,8.796545]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/12.b3dm"}}}