Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,539,672",
      "signature": "0xa60db76b817c652b82b471590612dbbb4c80e6fbf83fba35205cc1e8b319721430166115ab1a570457a17bb9a00d460a",
      "randomness": "0x18e388ae80d33862bb9b08ae637fb440962c233eaf428ff5b50e6302835bbefc"
    }
  ],
  "blockNumber": "7,405,253"
}

{
  "Sr25519": "0x3e574be572f028b1643f574b2c4c84b11e7da6b0c308f573632b4ddab2bbfa3955617d4adc3c4d731bfea3fed251c91cde447c6f46892e6933e07c4a0c12b882"
}