{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949837,-0.312745,0.000000,0.000000,0.174536,-0.530083,0.829789,0.000000,-0.258967,0.786510,0.560659,0.000000,-1653468.461555,5021752.174502,3555765.476388,1],    "boundingVolume": {    "region": [1.888796,0.595116,1.888960,0.595247,0.000000,8.727531]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/12_1356903.b3dm"}}}