Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,553,658",
      "signature": "0xa8738991327e61f4cbc70c7606f7b02c8eb218ab31d03fd449a8a584ed852e2d8ac84740f44e660188e5a4ee8d2781e8",
      "randomness": "0xef61ab8b5fa0365e7d6bdca0f0a4e4fce7ccf9bd7e5030c5f1aaacb86556d0e1"
    }
  ],
  "blockNumber": "7,408,750"
}

{
  "Sr25519": "0x58281674211e7d291d0f8d1ad496c734b45c6ee80d72f40a62c9f6cc7778fe3a5bb3499c7b0c72aafa6ff04d3d41d063d9d1136f0d8ff9885ab42e8ebfe2328d"
}