{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896706,-0.442627,0.000000,0.000000,0.287514,-0.582466,0.760309,0.000000,-0.335577,0.679836,0.652082,0.000000,-2143407.390814,4342273.345947,4137118.201792,1],    "boundingVolume": {    "region": [2.029232,0.710275,2.029412,0.710380,0.000000,11.058678]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/15_1782332.b3dm"}}}