Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,604,821",
      "signature": "0xab369ccadb707955c8afeba818fb2d4c7850c7a931115b14e26255ef90549075e43e661463b8b88779521a5fecce66be",
      "randomness": "0xb89c20a8054c3821116cfb46633eec6ba96293154ccad636b9e6a1c452f38bb3"
    }
  ],
  "blockNumber": "7,421,522"
}

{
  "Sr25519": "0xbc09466ce6fe35f73ce5836c0475e9fc13806d2800d28b0b3cc8cf6bdfdb187d1a802fd45c599f0ffdcb9d3524764e72a3e8885457dcf9495fedc27d6a425b8e"
}