Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,545,816",
      "signature": "0x8d31b5a8a3e5348f149e5f23a47b3cce1430ea0288b37bb94bb8672ad79b99fdcc309925fd658800f89c73ce5fcb4b86",
      "randomness": "0x51b627f99c68874eabb7b7e27d31ba3a1894487920ee56246166910e40e7d313"
    }
  ],
  "blockNumber": "7,406,789"
}

{
  "Sr25519": "0xf43a041771c09f9f039ace997e62ae4dbec28362bb38417e35e344dbb2ee1463115ae9f28c9e3bd3773e3515fe0a3f58736a07ef0d9eedb9f3c1128c3d89348e"
}