Json Size Calculator

{
  "items": [
    {"id":0,"value":"k9f8s0d7a6g5h4j3k2l1m0n9b8v7c6x5z4q3w2e1r0t9y8u7i6o5p4"},
    {"id":1,"value":"l0k9j8h7g6f5d4s3a2p1o0i9u8y7t6r5e4w3q2z1x0c9v8b7n6m5"},
    {"id":2,"value":"m1n0b9v8c7x6z5a4s3d2f1g0h9j8k7l6p5o4i3u2y1t0r9e8w7q6"},
    {"id":3,"value":"n2m1b0v9c8x7z6a5s4d3f2g1h0j9k8l7p6o5i4u3y2t1r0e9w8q7"},
    {"id":4,"value":"o3p2i1u0y9t8r7e6w5q4z3x2c1v0b9n8m7k6j5h4g3f2d1s0a9l8"},
    {"id":5,"value":"p4o3i2u1y0t9r8e7w6q5z4x3c2v1b0n9m8k7j6h5g4f3d2s1a0l9"},
    {"id":6,"value":"q5r4e3w2q1z0x9c8v7b6n5m4k3j2h1g0f9d8s7a6l5p4o3i2u1y0"},
    {"id":7,"value":"r6t5y4u3i2o1p0a9s8d7f6g5h4j3k2l1m0n9b8v7c6x5z4q3w2e1"},
    {"id":8,"value":"s7d6f5g4h3j2k1l0m9n8b7v6c5x4z3q2w1e0r9t8y7u6i5o4p3a2"},
    {"id":9,"value":"t8g7h6j5k4l3m2n1b0v9c8x7z6q5w4e3r2t1y0u9i8o7p6a5s4d3"},
    {"id":10,"value":"u9h8j7k6l5m4n3b2v1c0x9z8q7w6e5r4t3y2u1i0o9p8a7s6d5f4"},
    {"id":11,"value":"v0j9k8l7m6n5b4v3c2x1z0q9w8e7r6t5y4u3i2o1p0a9s8d7f6g5"},
    {"id":12,"value":"w1k0l9m8n7b6v5c4x3z2q1w0e9r8t7y6u5i4o3p2a1s0d9f8g7h6"},
    {"id":13,"value":"x2l1m0n9b8v7c6x5z4q3w2e1r0t9y8u7i6o5p4a3s2d1f0g9h8j7"},
    {"id":14,"value":"y3m2n1b0v9c8x7z6q5w4e3r2t1y0u9i8o7p6a5s4d3f2g1h0j9k8"},
    {"id":15,"value":"z4n3b2v1c0x9z8q7w6e5r4t3y2u1i0o9p8a7s6d5f4g3h2j1k0l9"}
  ]
}

This tool allows to calculate json size.