{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951947,-0.306263,0.000000,0.000000,0.169801,-0.527786,0.832231,0.000000,-0.254353,0.790599,0.557008,0.000000,-1623986.972439,5047791.001903,3532563.051642,1],    "boundingVolume": {    "region": [1.882007,0.590735,1.882115,0.590823,0.000000,8.670358]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/6/29/32_1382729.b3dm"}}}