Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,545,942",
      "signature": "0xb8926a0fb41ea8ab56e600369340b9aa9177a1898a69214a87f16736c7c36e9fa82fd37c97e0b3897051d7ec594118c1",
      "randomness": "0xa98d849620e33d54b57dc32d308ae88e649cf77474645fa75997a4f15141aad5"
    }
  ],
  "blockNumber": "7,406,821"
}

{
  "Sr25519": "0x78e1d28eb520003c82455a898217f784584c9c6280251b4a8b68dbd41e45fb5e4af9b396e38e5e05f40a87f7beb7ff31d786b131f6aef63d424c6f86ad806783"
}