{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896116,-0.443820,0.000000,0.000000,0.288241,-0.581987,0.760400,0.000000,-0.336522,0.679472,0.651975,0.000000,-2149445.723248,4339943.395191,4136434.767631,1],    "boundingVolume": {    "region": [2.030563,0.710133,2.030743,0.710238,0.000000,21.689522]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/14_1785559.b3dm"}}}