{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952000,-0.306097,0.000000,0.000000,0.169638,-0.527595,0.832386,0.000000,-0.254264,0.790791,0.556776,0.000000,-1623412.986996,5049017.430910,3531083.838422,1],    "boundingVolume": {    "region": [1.881833,0.590455,1.881941,0.590543,0.000000,8.416384]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/6/28/28_1322836.b3dm"}}}