Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,550,478",
      "signature": "0xb38ac61fa2a1324be0b4ec0508736ffb74252413b586bc494710d50ccecc472a01010ee55d284c0e13df649fb30d2232",
      "randomness": "0x26a4234415df42bcc0425afd0b362550fc4636bae163146e466eb2485a480761"
    }
  ],
  "blockNumber": "7,407,955"
}

{
  "Sr25519": "0x5488dd3bd9cdcde4b97bcb08b96c7846a7b9e3e0b20147fb83208c57e4406d0e2723209fed4643024dcf7203ca0b7f3e1dcb2d579029279f9c55f061c7f0fe80"
}