{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897434,-0.441150,0.000000,0.000000,0.285823,-0.581451,0.761721,0.000000,-0.335083,0.681662,0.650428,0.000000,-2140239.704509,4353903.990500,4126591.858243,1],    "boundingVolume": {    "region": [2.027600,0.708033,2.027751,0.708261,0.000000,12.034007]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/2_1797566.b3dm"}}}