{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898024,-0.439946,0.000000,0.000000,0.284420,-0.580562,0.762924,0.000000,-0.334700,0.683196,0.649014,0.000000,-2137781.291906,4363674.576677,4117596.561878,1],    "boundingVolume": {    "region": [2.026268,0.706176,2.026401,0.706399,0.000000,11.388064]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_1821352.b3dm"}}}