{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897042,-0.441944,0.000000,0.000000,0.286191,-0.580901,0.762003,0.000000,-0.335812,0.681619,0.650097,0.000000,-2144891.267375,4353621.944476,4124487.935090,1],    "boundingVolume": {    "region": [2.028513,0.707674,2.028610,0.707750,0.000000,7.667525]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/8/9_1797844.b3dm"}}}