Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,559,207",
      "signature": "0xb6fa581712e78f407f112c2c7143b520e1ace2f10bdb31cb0d1e7149529ead701d8f719869971c66fc123df34966e5d0",
      "randomness": "0xe428977e089eda76de0e48bc2090831eaa3688863616699d267253804444b326"
    }
  ],
  "blockNumber": "7,410,137"
}

{
  "Sr25519": "0x60514e2aada05b99fc945964d8a847f5fba4fd0c6b96e61995afb4bc99e796751eee1334cd2e2d3afd111d142b1d4ce60967d0d9db728999ebad03a7cbc96789"
}