Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,604,965",
      "signature": "0xa4a4203793d5015d24e263f2bc64afdaf68a1b61058fb6acc264462b4f721b965d3a0d902631f9f0528b4fe6167351ae",
      "randomness": "0x6e53d45137275a965be388a63f4706221ec2acaadcc10e87d725405df55c9612"
    }
  ],
  "blockNumber": "7,421,558"
}

{
  "Sr25519": "0x5066404394376eb6309656ac9b80ae9c243849ac1b3e854ccc9c63ae7ec629159c1c588e3c8aee0aa6e9a42d11d9e704ab34ae9106192b6511de39698ad1ce85"
}