Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,557,930",
      "signature": "0xae103d83e9fa390eaa2fd8d77080bd8fa89c5edb5ba3d90551e11bb6eae1d6803c0f909b789a32d3ad3e823583f8bac4",
      "randomness": "0x885af38c714d5e4bc1fa564d5c2b4fc515a0e66011725843011ce859f4b6c8eb"
    }
  ],
  "blockNumber": "7,409,818"
}

{
  "Sr25519": "0xe2304bd37d3f071cda0df8571ecfdb92a676eee342601c9b3a871560a6630e07d34187faaf3b7835b3b8bb9685f33733eaf5a3dab2f6b8cd2d41c3b1ac81a489"
}