Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,640,461",
      "signature": "0x8ce96a2e7bbc78a02f6acc3394bf65320aa903619cba668f15635c09e922c8090d8779334ced889584253d97181c5510",
      "randomness": "0x907ad4b8eddfc15dd80fa3002b3a97e186e8153117c93d2e93e0a65020eeef82"
    }
  ],
  "blockNumber": "7,430,427"
}

{
  "Sr25519": "0x620fb6354ee990e68348c88677fa55cd4ee127bc731ece3212d8062c3705ad02b3a083838708cf623f224296abbccad1af5127fdb4d605bf239b38e07d4b3184"
}