Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,658,619",
      "signature": "0xade4686cf37b6e179e1c0d456adf3c155126e2d8299c31b595a2d371d215760eb699b49cc192acdc7b659be654a8468a",
      "randomness": "0x97dc543cd3c69ba00af0bd9b7d48d7d85cd06e7fa1632e368efd60e38e88fc91"
    }
  ],
  "blockNumber": "7,434,959"
}

{
  "Sr25519": "0x643e34bc41ee909a39ec59c1af90d8fc4747f80a7d801db4ab170aa92df1304cd581f36b6d652f2bf269b094d456ac08c9f22c27d3a5cc482ee3dc6912d2f584"
}