Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,603,221",
      "signature": "0xb36338eae7bc2e97e046120b26eba5186551acc578c70a1c319a0acf26a58b8f07ee14bc7666cf3502473090eefd0a4b",
      "randomness": "0xa66364562e5d6080fa1557a6a9b5bbc48589eb3954fa0a036d078193357d9f02"
    }
  ],
  "blockNumber": "7,421,122"
}

{
  "Sr25519": "0xda6916c4bd8f631e721fbe50bbe1e119265ebdc9a845852c3f30a46c3ce86f13b05abbfc68e52fa6e975d4ba97403aeb617edbab85849ff03421b6158b8f7d8b"
}