Write Pulse

{
  "public": {
    "Sr25519": "0xe2531ddf45f17813171106e8f31da6397fd8c270dd7ce268d67ae6fa4ec0fb0b"
  },
  "pulses": [
    {
      "round": "25,551,787",
      "signature": "0xa4aa5e699b9aa7f545579ee253b7dec2eea62cee3cd7b4b0cade7cae64c898d1447f2fd9104180d1a2cbe13cc35eccb1",
      "randomness": "0x1e8f8a75801a258cce2b254f2596874a5d8bd45712f2443290b64f7df5f6c4de"
    }
  ],
  "blockNumber": "7,408,282"
}

{
  "Sr25519": "0xf00d6ac18a77337f7d52cf359337ee2811d7f4bfe04abdfe288c159542effc45e92c7a94ca86add0cc206c5473c12b5765fdfb3b058de6c9e6a945d24f02508e"
}