Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,579,912",
      "signature": "0xa54588227def4721680890e410d7e318d7f11abd3bb601703a99eb04954713d6a13ce094d425d5ed7e18d09f992af9e5",
      "randomness": "0x20fd2ca25dc419aac98e110e12e5c7cd3d4662504f71c6bf0364a322857289ce"
    }
  ],
  "blockNumber": "7,415,301"
}

{
  "Sr25519": "0xfc12869360b50dab58480f25efeaf31ee573d8cbf446be057c3355ba5af6226876f768e0a0ecb04d148ffed1ab095c03bbdba341b846e73009fd2f692350eb86"
}