Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,549,431",
      "signature": "0x9687884efb5c5340037cd24908ebace128f69a15b293886bb456c86268ac3337d91aa1a55e6166e1a0b8f810228d1626",
      "randomness": "0xdb2ee207fd25d487b88feaeb90d8216805b045fcc7090a686b0f316bc7353c71"
    }
  ],
  "blockNumber": "7,407,693"
}

{
  "Sr25519": "0x18f09fd909bb68381607d6d9b1ade7b356ddbc6c5a1c7282a070a962e4a6072c4f7cb30af5e10cc8f08ffcbec0543d6b7d8157224d626747b0ae6fb74cbe2c88"
}