{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950204,-0.311627,0.000000,0.000000,0.173898,-0.530245,0.829819,0.000000,-0.258051,0.786843,0.560614,0.000000,-1647621.395189,5023877.917032,3555478.748802,1],    "boundingVolume": {    "region": [1.887652,0.595069,1.887751,0.595186,0.000000,8.815537]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1453460.b3dm"}}}