{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898358,-0.439265,0.000000,0.000000,0.284110,-0.581044,0.762673,0.000000,-0.334072,0.683223,0.649309,0.000000,-2133768.574686,4363851.841221,4119476.969069,1],    "boundingVolume": {    "region": [2.025526,0.706638,2.025627,0.706713,0.000000,17.223610]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/8_1819664.b3dm"}}}