{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892571,-0.450908,0.000000,0.000000,0.290846,-0.575730,0.764162,0.000000,-0.343601,0.680158,0.647552,0.000000,-2194618.612259,4344240.806403,4108296.804729,1],    "boundingVolume": {    "region": [2.038526,0.704333,2.038631,0.704402,0.000000,34.717783]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/10_1968180.b3dm"}}}