Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,563,552",
      "signature": "0xb74d06177feb8819859811ac47362e09aaafa3a88557cd1599f3a0d892e668d738db2c4712c8baade46275d026e7d02f",
      "randomness": "0xd2994b4b7a4ccc1884f2e5046f3863be0d89afed2a9a5e49834c3ce3a6c30b74"
    }
  ],
  "blockNumber": "7,411,223"
}

{
  "Sr25519": "0x900a0f4947a72d5ec4c4050c0a2aa9b4da27eea5e93cd2d315b86f385a3e2f2be9c4ad412723ff92948764192787775d6917ba812ad37113d5bd49768bd29387"
}