Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,549,552",
      "signature": "0x97391eb47f1be52d6c5bb8a8545ba92d47c6e432d4ab034ed23b43780e378c3b3a6f7d0d686a1f51580697bf5bdf5605",
      "randomness": "0x01198f259aa70995d663df0277fdaf611a87f5a34297e4fc7354d2b18794b77a"
    }
  ],
  "blockNumber": "7,407,723"
}

{
  "Sr25519": "0x48d5b2a9d79bf9c0999a1611ed8914207fa483e18b64c1b12798b581eb4b94314df77212f8b9c4129c3fadd9704b7ef5fa63d736432cd0807e03d1a1697fe48a"
}