Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,568,878",
      "signature": "0xb7dc5b5c1c701ce884f985b6825661e77fbcfb321dad2e034b5de192ff6b9ec313461c3919dbcaf76e01d3653762c5b3",
      "randomness": "0x39b6dd8899320681b800494e1d15dc4fb3b43d5559c024704147ede6e9d593d9"
    }
  ],
  "blockNumber": "7,412,555"
}

{
  "Sr25519": "0x6c5cb9474f154520b30683f8e2a94705157345dd26b58db31ce0289362ff8a3bd467c9f3054f431b1f26b1d53ea3a94b4a67f83a27a693710975ed7d30940e85"
}