Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,540,231",
      "signature": "0xb1cdaae3ad9018105e296727d610e63dd8f308dc03cc2d34b97981a72f3ce136b94294ac081dd84294827bf161c64e04",
      "randomness": "0x51cda2c7b0164787bac2cd7541ad46980b5efc74f0f0a4f89845d450f0b2f141"
    }
  ],
  "blockNumber": "7,405,393"
}

{
  "Sr25519": "0x8c476dc4b22085a2c18bd91118db6283d9bcce667886bb3eb116d2cfc30a1c4000a058bf2d812ecdc5d5b4bc33cf97fcc657aeabe25554890d13e01b9350c188"
}