{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896749,-0.442540,0.000000,0.000000,0.287468,-0.582516,0.760288,0.000000,-0.335502,0.679850,0.652106,0.000000,-2142928.142796,4342362.951443,4137271.383419,1],    "boundingVolume": {    "region": [2.029136,0.710307,2.029315,0.710412,0.000000,8.320579]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/16_1781983.b3dm"}}}