{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949867,-0.312654,0.000000,0.000000,0.174663,-0.530642,0.829405,0.000000,-0.258771,0.786167,0.561230,0.000000,-1652218.897216,5019574.620875,3559394.652363,1],    "boundingVolume": {    "region": [1.888705,0.595787,1.888858,0.595956,0.000000,16.978513]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1352192.b3dm"}}}