Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,579,678",
      "signature": "0xb8df9a3622d644967ed20211f2d0e35acf71116a2f1e4c2333c932accc93dd45dccd2fa9d6667630b010b7bb01168226",
      "randomness": "0x27a0b5337fe27cdb700fc8e12886dab5e6bb59ced57c951643948ceb03e171f3"
    }
  ],
  "blockNumber": "7,415,242"
}

{
  "Sr25519": "0xe8e8bbacbe8867c6e8138b4c6f1ba6d4884e7078e4289ad905d832de6abf82588338e087399810c87be9693df88acf1f1726add48a84db94d23d1c316868298b"
}