{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896957,-0.442117,0.000000,0.000000,0.282248,-0.572617,0.769705,0.000000,-0.339366,0.688498,0.640938,0.000000,-2167504.584363,4397383.140150,4066220.009882,1],    "boundingVolume": {    "region": [2.028663,0.695664,2.028846,0.695776,0.000000,39.312162]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_444486.b3dm"}}}