Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,542,218",
      "signature": "0xb03e7b7b2b62c660ad0bfd1af0464a6b06cb55fdbd8e7df8072a6dec4107328a91ce040f06972968bae2d22a5c591622",
      "randomness": "0x255d1b1a3cb27716f66407cd4af27cd703a104c9542f68b1fba38dc76d6ebb43"
    }
  ],
  "blockNumber": "7,405,890"
}

{
  "Sr25519": "0x761c9a8e8824f4f6aa57616cd344d6080da716cb3fdcb1332b1f9fb94e6f2c14504f336f85c7ec145f0edde1ca4206c3a5565f84d4b3a9efed8dc36309bc3587"
}