{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895916,-0.444223,0.000000,0.000000,0.283877,-0.572529,0.769171,0.000000,-0.340743,0.687218,0.641581,0.000000,-2176308.241177,4389219.420394,4070308.452441,1],    "boundingVolume": {    "region": [2.031048,0.696504,2.031157,0.696611,0.000000,57.944838]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_619028.b3dm"}}}