Write Pulse

{
  "public": {
    "Sr25519": "0xe2531ddf45f17813171106e8f31da6397fd8c270dd7ce268d67ae6fa4ec0fb0b"
  },
  "pulses": [
    {
      "round": "25,549,787",
      "signature": "0xa677adc60c901f2191b0ad3143423da08dc067c8a758f28f8e0a890f8a74c86a75f746e526c45a77773716dd2c69d8c7",
      "randomness": "0x2f2624367d355e51177e215629926f802d420928269f1e50127c3825d0e29204"
    }
  ],
  "blockNumber": "7,407,782"
}

{
  "Sr25519": "0xb2f26a50ebfdad4d46ab3a14f02a9d5ef7f2d5f3237a757d0d2756887cf97b51fa95389c543f10e3f326e4b8c95c55c0f76462756a2605b8933d4555e3d8578e"
}