Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,558,612",
      "signature": "0xa381f0ed2d44fb58ff71c92a5b8b4c4ec287d36a6bcbddff61d8d4b9f4ed247be03992c0d23f09c7833d3d69c82bd016",
      "randomness": "0x9be050dc394198cb77963616d4f734bb00a5b0586eed04efdba48f520f2a45ee"
    }
  ],
  "blockNumber": "7,409,988"
}

{
  "Sr25519": "0xb6288e567e3cc95c70f4bc8314bd6c48912c71c4a5824d692b82500080755f2b31553f8a3feee2d218a8ba9232489d330ee74ab44b6d378718384ff5365b0682"
}