{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950376,-0.311104,0.000000,0.000000,0.174072,-0.531764,0.828810,0.000000,-0.257302,0.786019,0.562112,0.000000,-1642844.626318,5018645.944510,3565001.006919,1],    "boundingVolume": {    "region": [1.887102,0.596888,1.887199,0.596987,0.000000,8.811348]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/10_1400873.b3dm"}}}