Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,545,040",
      "signature": "0xb7fb9144ecc9545c4e5c019aaaecbae4ad065dca2639f4963e05936c9408bcfef5130b7271e11750236a0263cf46be47",
      "randomness": "0xad4cbac6c700b18f894a505f221c01587e85ece031bf7662a9718e13193df2d1"
    }
  ],
  "blockNumber": "7,406,595"
}

{
  "Sr25519": "0xa845b10548a9d07833b00a22676d3b625156fda2db7b59ee4d08806db98eb748ecdfc728c01f3f2bad5946383b93f39d2c8bfcb0c4cc73ef37cc81933f69548b"
}