Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,580,531",
      "signature": "0xb7c3e9536cb64f6bda9fa6e8e2f9fd1fe99eeb6124040506780e3816c22511fd43e601bd138b56c9c95b0b5c85cb28f5",
      "randomness": "0x18e7b8017463202e02a5298d6b5e475624fa0d40581dc7c39f6c09cfe7c4f3b8"
    }
  ],
  "blockNumber": "7,415,455"
}

{
  "Sr25519": "0xb4d20a22f816d9090f9ed27b35bd2fa63408aa14f138a81baf0303391ed7a715b5093691c2010e6a1037ce147b2bbb24951b4f7dfc51321ba7001486cd67e28e"
}