Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,554,298",
      "signature": "0xa678a760b3dcd7dbd5da4f48017565b84a03a520d565d8e79d1674ddf7d2f366ec92f02b2f988e1e6828714552edbc3a",
      "randomness": "0x5eb329f628999598e560ddadf192d74b1269adf10669a9a0e907a88b533b0be7"
    }
  ],
  "blockNumber": "7,408,910"
}

{
  "Sr25519": "0xc689a4482f6b3479898fffbf3958903a236f9e2eb37ceedc46a9d02792ec5a472eb3263d29467a7422238bbaad9765ec18e3c9260b2ae177815af6264421e985"
}