{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871388,-0.490595,0.000000,0.000000,0.211798,-0.376193,0.902009,0.000000,-0.441964,0.785011,0.434080,0.000000,-2820687.310538,5010068.097251,2751824.350802,1],    "boundingVolume": {    "region": [2.083512,0.448977,2.083625,0.449057,0.000000,62.954785]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_222810.b3dm"}}}