Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,541,139",
      "signature": "0x879457cccd468e7780afeb6174f01e12af04dbc8091200321dd5ac060fd8c8a61c41831db4e28ff9c8db76720ff2c1b5",
      "randomness": "0x1b451703ee57fc73751f45cbbb234819a1ac94bf1b37de64bc1569ce9a706e7b"
    }
  ],
  "blockNumber": "7,405,620"
}

{
  "Sr25519": "0x6c631469ee5c9af3adb91a46860f93dacda57b63c056e370687fcec5eb582d0867d6e0c543fa5d77f519f089c30e9feec3a14350dc23a3499a784b402beb1782"
}