{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "108465",
    "entityType": "User",
    "nonce": "0x9fc33406a1c27254c25cc020424b9af62a43b9c4e5347abe06c7cc15845aee24",
    "signature": "0xafda8995a2ffd4d427f120625f5b2dcae45ce85028dce97da9835a21ea1be4682184775fd42d61ea254cb9622dafe749ca82137a3b0067704ff4e363109e58f51c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}