Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,568,328",
      "signature": "0xb2fdbb78a1e7bd964b8ee7afbd57558fb00ff051cd2b2b21856f1fdb20dec17987bcdaf8dda8c88fd48b1f9e388867e2",
      "randomness": "0x299925aea06a36c0ebac4cc32aeae15d889364fc4695afd35f5c9a0987a18551"
    }
  ],
  "blockNumber": "7,412,418"
}

{
  "Sr25519": "0xaac69451a3f2c947a2a0bb282fc0852e3eae6b0385ecaaac46b837a07168705af78d268b4b64ba30ced93635b078f623a83734d26627cb1633185da26f603385"
}