{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896752,-0.442534,0.000000,0.000000,0.287467,-0.582524,0.760282,0.000000,-0.335495,0.679847,0.652113,0.000000,-2142883.412155,4342344.869235,4137313.247895,1],    "boundingVolume": {    "region": [2.029129,0.710315,2.029308,0.710420,0.000000,8.320579]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/16_1782016.b3dm"}}}