Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,554,558",
      "signature": "0x8ab9f39447fdd3b4fb3ce5eaa6ad2709c40780d1b2a02e80535ad661b41d5222f5ca740a8a47ede5768935f01c6e547b",
      "randomness": "0x979c2ca43809da1c3f81f39d3e886cc8a7d27d28b42b93f32fdb76759acfecb0"
    }
  ],
  "blockNumber": "7,408,975"
}

{
  "Sr25519": "0xc48bed448e0245e05f2639b01b038e1d3e205dc7388f72d06cd6430394e39a3ca55e49dd0326889d6c3c41a0d914b89bf78a1e68637e3c35673d71ecf48b928e"
}