{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948723,-0.316108,0.000000,0.000000,0.176475,-0.529646,0.829658,0.000000,-0.261711,0.785462,0.560854,0.000000,-1670987.732426,5015065.160724,3557004.779652,1],    "boundingVolume": {    "region": [1.892373,0.595306,1.892469,0.595529,0.000000,8.794362]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1072392.b3dm"}}}