Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,604,697",
      "signature": "0x991864b6002816ae81aeb5d51da89636faaf402f754348463c4d069c6025d2480ae03dbb983bb4054fce22f47779b9cd",
      "randomness": "0x0aece51038f803dd13dcbe1ae403be4561bb36760a295260f449c74d927b3ae7"
    }
  ],
  "blockNumber": "7,421,491"
}

{
  "Sr25519": "0x38689a8e3928e1648c68efa7af423834818bfffdf3ea9f998588be68c3636d63e47ddee851225082955cffc990d0954da8adba7b553fd116095990a459bcd686"
}