{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949223,-0.314603,0.000000,0.000000,0.175501,-0.529525,0.829941,0.000000,-0.260554,0.786147,0.560432,0.000000,-1663599.327209,5019433.354263,3554323.585760,1],    "boundingVolume": {    "region": [1.890787,0.594812,1.890882,0.595003,0.000000,10.400011]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/28_1372497.b3dm"}}}