Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,550,216",
      "signature": "0xb64f1ab37f572bdb70c21692b7a24ca86c4d846ffd20d8acc0f592199106dffb34839e304bd89de809fe4801e68c262a",
      "randomness": "0xc44a388c30cfe159839f1034e7c2ee145d7de8e2e93a5a636555275d11f42584"
    }
  ],
  "blockNumber": "7,407,890"
}

{
  "Sr25519": "0x3244a670c53054ac0e92d370971ec058e9c936070eeff8e377a1fb5d17061925178161ff3009f9045a8242a012bb9155c675616022b1a62cec7a840a9873888b"
}