{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898021,-0.439953,0.000000,0.000000,0.282373,-0.576372,0.766852,0.000000,-0.336443,0.686738,0.644358,0.000000,-2148867.671770,4386211.175257,4087973.041407,1],    "boundingVolume": {    "region": [2.026280,0.700148,2.026406,0.700217,0.000000,8.388868]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/1_883532.b3dm"}}}