{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949609,-0.313437,0.000000,0.000000,0.174927,-0.529970,0.829778,0.000000,-0.259537,0.786311,0.560675,0.000000,-1657107.830209,5020481.877388,3555864.394964,1],    "boundingVolume": {    "region": [1.889526,0.595068,1.889688,0.595333,0.000000,8.657353]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/13_1369384.b3dm"}}}