{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1130",
    "entityType": "User",
    "nonce": "0xf7bde9afbd956fb3d4920ff8db09ab6294c5e81855f32e0a72e4c0760053f14f",
    "signature": "0x4b8094033b225e61d005b4aa2ce5a4883a6e646ad6e394403e04f720eb80b8c219314668503a5fbdc26373306f3ed009cdeaf02f6af48bb8c1e982c1725cde0b1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}