{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852964,-0.521970,0.000000,0.000000,0.269307,-0.440081,0.856623,0.000000,-0.446329,0.729356,0.518488,0.000000,-2849311.275642,4656125.468618,3287810.901541,1],    "boundingVolume": {    "region": [2.119909,0.545040,2.120002,0.545124,0.000000,211.379700]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_21367.b3dm"}}}