Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,557,917",
      "signature": "0xb1032b6728069be5a07c3230bf2f64ef27892206d636efca364403039d4cc0c172fd3aed2fe0828aad4acff79612aefe",
      "randomness": "0xdaca01f87445874932e1a7ffa3857cc0601e6ceca649094d82270ecbbed15ae0"
    }
  ],
  "blockNumber": "7,409,815"
}

{
  "Sr25519": "0x3075b02691e9605bd0cb074b32c66ed404b02109808eb8a4560a4233769b0634ef350c53612da7e7ee0e8ffa6a90f913dcd0b03e6d652a0f869dc9133138908a"
}