Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,644,909",
      "signature": "0xb667678b18ef0f97cff866e7dfc7f9ab4613acd63b1e11add0606d6ffa75903675d7de56249e15ed2d71febe7edac405",
      "randomness": "0x77bd0f32685fd82b5b66a6b9b05694a308a702ee54e08b421bead9a8a78cac6d"
    }
  ],
  "blockNumber": "7,431,532"
}

{
  "Sr25519": "0x04b66c97bfc0dd6364fa7c8c0cb5ba0f9aac11cdff63b68cf5bc67d53e626136c69cd8d495c871975ffaf27a1dad85189bd8fd36a37907ce3b892634b9619889"
}