{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949831,-0.312765,0.000000,0.000000,0.174803,-0.530858,0.829237,0.000000,-0.258810,0.785976,0.561479,0.000000,-1652468.665833,5018361.725302,3560977.937914,1],    "boundingVolume": {    "region": [1.888813,0.596070,1.888984,0.596275,0.000000,22.411437]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/2_1435754.b3dm"}}}