Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,550,417",
      "signature": "0x94a95ddf942ffa3c67890ff4b30f59db73a2a1021291ee439a666ca15ba7c7570225b86b2bb3aa2d127f70a358af85da",
      "randomness": "0x76338465c6003399a11dc0b054332393869cf2df31196adf99b3970977105e74"
    }
  ],
  "blockNumber": "7,407,940"
}

{
  "Sr25519": "0x1ee75c653ebade8ee441f0984c3a69376814ad3941a4a0abf13b6790b998e735743bcacd5de66a6776740fecd0337c44509a1b4e78f9f00f0ff227e22ef18386"
}