{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898250,-0.439484,0.000000,0.000000,0.284096,-0.580656,0.762973,0.000000,-0.334371,0.683413,0.648955,0.000000,-2135677.391649,4365057.122993,4117225.412775,1],    "boundingVolume": {    "region": [2.025754,0.706099,2.025887,0.706322,0.000000,7.331609]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/12_1820961.b3dm"}}}