{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182685",
    "entityType": "User",
    "nonce": "0xb09c112862253073e30ec89c729338a4f3a5b99b155078acc18af8cefa3d245a",
    "signature": "0x2f13dea8ab196f77d998369bb88ba97be87d5bb8ebf01bf52309d2eb03a9893c378349c9e3db8ffbd2e4dfc03addae43f0204a0417fa260945208b7d367f9a2e1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}