Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,552,422",
      "signature": "0x99c9c9ecccfd5bc5d50091c28d090fc7364c55c9f27e2b984ed0edebb48bab0df62bbae0ffdd27b026cfb7c5ebcec5c2",
      "randomness": "0xb0c446ab97c6aa16717960d658da82fb554419014da44dca11071774bacc77d8"
    }
  ],
  "blockNumber": "7,408,441"
}

{
  "Sr25519": "0x5280385aba7067806d659c13b0356801093729ae3016a68b9b949a27494dc86630791d00a13b7281189a8441b0f100addf223f0f8e573baeeb0340aff5f4d680"
}