{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894711,-0.446646,0.000000,0.000000,0.284769,-0.570442,0.770391,0.000000,-0.343151,0.687390,0.640111,0.000000,-2191669.537263,4390295.928568,4060957.316478,1],    "boundingVolume": {    "region": [2.033743,0.694580,2.033877,0.694705,0.000000,66.149328]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_1138232.b3dm"}}}