{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858337,-0.513086,0.000000,0.000000,0.262796,-0.439628,0.858875,0.000000,-0.439897,0.735900,0.514725,0.000000,-2808216.770049,4697836.103175,3263907.113861,1],    "boundingVolume": {    "region": [2.109491,0.540625,2.109655,0.540750,0.000000,6.423166]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/10_274613.b3dm"}}}