{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "80876",
    "entityType": "User",
    "nonce": "0xce2a689d1c9fb56a3fe3f1e74465cbb5db276e8dc8b0704780f895154ca30e58",
    "signature": "0xab6046a751cab984e3dc854fa0e3f6e0b41826a41044e6643a6ac1a504b5fbb170bff44b93c951dcfc023fa24bbabc767da6d4c75a703dce908c7e07d02b0d801b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}