{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896315,-0.443418,0.000000,0.000000,0.283754,-0.573574,0.768438,0.000000,-0.339799,0.686863,0.642460,0.000000,-2170287.590854,4386973.130200,4075903.206315,1],    "boundingVolume": {    "region": [2.030138,0.697645,2.030271,0.697764,0.000000,47.558802]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_540052.b3dm"}}}