Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,648,471",
      "signature": "0x867b142859a0ece9a8889b90c303b24911cd67b4571c0f0f38197b3cefced12aeeccea3d96a47e121140a0b79b14cb12",
      "randomness": "0xc3cc1cde8ea3fb47434513f9b47f0f6f0c640cee96af56ad50f098993c16fe46"
    }
  ],
  "blockNumber": "7,432,422"
}

{
  "Sr25519": "0xd0710930a8688ded8fc97d331b161056d47b6d9a9f3a357e803c778875066b37afadaec4871cffed58099c856e10324f6203ad4b041eca64470585805f9e808c"
}