Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,550,901",
      "signature": "0xa20431814ac92a583494d247967b1d2d8126ebf097aef9ab40be4a7d912885e52562192cdbde7a9d028451fd10ee6553",
      "randomness": "0x1be21a3535726062b0454f45cb09337343aeea8d224497f669bb3369b8059a40"
    }
  ],
  "blockNumber": "7,408,061"
}

{
  "Sr25519": "0x76aee29c41d15bb13402699104dd0b5d9e358906f419a8318a8c2c69eb4c1878a9fcebf7027b71c655456d9d7419bec804255d352e519ed7b4e0cb7c42b48886"
}