{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898359,-0.439262,0.000000,0.000000,0.284198,-0.581229,0.762498,0.000000,-0.333993,0.683066,0.649514,0.000000,-2133266.831090,4362856.311071,4120782.288146,1],    "boundingVolume": {    "region": [2.025523,0.706908,2.025624,0.706983,0.000000,12.946702]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_1802239.b3dm"}}}