Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,550,004",
      "signature": "0xb096420c42740f39755cd653b9e6bdb932a33d33d8254a153caed3502f729602849425b0ff0b947eb5d8996846317c73",
      "randomness": "0x5e74c25653ca3d8b7011ddb594dca2cff1fa256a8b22accea37e21286c3b063e"
    }
  ],
  "blockNumber": "7,407,836"
}

{
  "Sr25519": "0xf8d72734363abbac8784c7fd672dfb640059d00e5f2fe460a714d07ae5936941b1dd6bcc6b881d06a25364b87d2566b84cae10c9c5acb8ed9d85fd9f994b6083"
}