Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,654,972",
      "signature": "0x981d624ccbd2c55deecae63e643a96e0535e3be9e3833f4b458dfadfe3f0b47c9953bfe3d1afe2e1d27570d039cd5944",
      "randomness": "0x09649b93b0c4367ec4cbffe56a407d98864f5bc291c10f3b9a41a01eebd77e6e"
    }
  ],
  "blockNumber": "7,434,047"
}

{
  "Sr25519": "0x40af7406df9d85ec88b6f5fb4c837ad4eda5c982aaf6bd51acb47403e0740b0abdc992ceb035e2a81c7438384fcb4c76e1218d274085220ca7a9109f3ea57385"
}