Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,575,526",
      "signature": "0x8c7cda44bdd6b3ee1208320d87579fd7a2e08b16eac0637fe2800e60ef4e9d8bdeac1004bb3b68af3dcd9d33633891ad",
      "randomness": "0x1d69d6dcbd4046d6af845e89165a1f111ecd985bf098a4f0498ac66402239790"
    }
  ],
  "blockNumber": "7,414,217"
}

{
  "Sr25519": "0x30a29ac8a2f58b58c3f38ee77d2c51f069db10c88012857a0b8b1727ef2d462bc73e5bad187b51000acbd799273a13d6b5301463828091ecceb1ee7778fee98e"
}