{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948804,-0.315866,0.000000,0.000000,0.176129,-0.529060,0.830105,0.000000,-0.261653,0.785956,0.560188,0.000000,-1670612.549504,5018208.692739,3552773.500186,1],    "boundingVolume": {    "region": [1.892118,0.594502,1.892214,0.594725,0.000000,8.761546]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/10_1213123.b3dm"}}}