Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,552,479",
      "signature": "0xa5727cd7ac5db502a680833851bd86195b5aeb8d293d9af2608583c300af7318ba8b024fbb734a63d2d945e122453793",
      "randomness": "0x128604089926789032716639d9e2286c2f38f82ca6fc2ab0fb2e109c0d414936"
    }
  ],
  "blockNumber": "7,408,455"
}

{
  "Sr25519": "0xcc51812f81e1b217268ae7ad9904f73df00239877ca9caf999bb12cc16669b1c7c01e1ce054a96676680a8985227ea50ffa211637afd35a1b09d6307ec64a686"
}