Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,630,457",
      "signature": "0x96dbe56a1afccde45735601b15aa47af3b7af7696508823711882c75b8bc0f7d21554c5e20af7a300bdcbd3fdd3a05a7",
      "randomness": "0x8ce9451cd2d47187c52ed2deed988d908a5550154a2e3728fedafec008a18f6b"
    }
  ],
  "blockNumber": "7,427,929"
}

{
  "Sr25519": "0x4874fb4b475bddddb5d5d26151d71452a249d72e63b4f175f2462c26359ad65fe59668c5a03b357946a3f8b48a01216cc6301e1f6db0cd5d306239cb71da3883"
}