Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,554,219",
      "signature": "0x9533ee4721a9393fd2c5aeb9e90939a2496eb72033c2e784204efa417981f03c2343e51970a82d9650ef9476f8e7546f",
      "randomness": "0x71a435d438ef82ea3d5b89d0537b6adc007bc9688bacadda2c0762be5d58c5e7"
    }
  ],
  "blockNumber": "7,408,890"
}

{
  "Sr25519": "0x5281462e50a619c782ea50602768695244b442baff0d3fa996398136ee31845e7b0fd3d7a06a8693a75059ed87fa0b64aa53a0f06b85881bea0e7c32647cf58a"
}