{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897998,-0.440000,0.000000,0.000000,0.284424,-0.580481,0.762984,0.000000,-0.334768,0.683230,0.648943,0.000000,-2138215.472210,4363890.456544,4117145.349467,1],    "boundingVolume": {    "region": [2.026329,0.706083,2.026461,0.706305,0.000000,11.388064]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_1820802.b3dm"}}}