Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,543,552",
      "signature": "0xb69694c8c40f0b667c7586fbee39e1e0bbc5d0a004ddc0914dfae03bf6699c1c1c44317084173c4c14cea2051c927f72",
      "randomness": "0x8b32d725fa6d7b9a36ad5d9928e8c40749e2dd057005b94617c4a24b4297a283"
    }
  ],
  "blockNumber": "7,406,223"
}

{
  "Sr25519": "0xa8954d8f2efe055dae5b0c86c422aad905bd968d0e996d522ce0ff2d7d574e17584a990b0218b0842a4a145acfcdc196ecdfc72e3bbf58b11b5f9f9a7b1b0b8e"
}