Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,580,939",
      "signature": "0x99fa5e45e9dcd01450d29691a741da95a8e78a3c36a4d408d05dbe3b6186cb5a58eebb9f4aa6cee0fc07f28914af6d04",
      "randomness": "0x2299b972753e97e5649d15a398019d6797ac49176744d14db97cb198d191b0db"
    }
  ],
  "blockNumber": "7,415,557"
}

{
  "Sr25519": "0x04202e7bea549b8e3a6ccb05643e15d66c1ba9dace120d4c2ef80249dbf0d801b5116443412fa1bc969e23ca487eec218a5ee748c58acef35d0891460b390d8e"
}