{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "109089",
    "entityType": "User",
    "nonce": "0xf25e8be3e6f80e7a0e3e1a2d5cb244358719d3990cafb0085cce4bfa80cd8064",
    "signature": "0xe6155fecb4bfa2180a56dee4a046cc8989c95ec926c5db791ea95520126753fb5d5e4c0b29474e0bdcf9da4e286aa3f8b9fbceceb9929e9a7878d0cecc48a0361c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}