{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892486,-0.451075,0.000000,0.000000,0.290921,-0.575609,0.764225,0.000000,-0.343757,0.680149,0.647478,0.000000,-2195614.666024,4344185.785908,4107825.926523,1],    "boundingVolume": {    "region": [2.038714,0.704236,2.038818,0.704305,0.000000,26.180016]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/9_1977315.b3dm"}}}