{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77608",
    "entityType": "User",
    "nonce": "0x89545f23b869a96bebd36715d2b13155e594d64df191b936d4a373fcfe32cc14",
    "signature": "0x0abe80d46327019058c2b032233d60fdd8802dd5a8c1bb3023bde30fd090e85478871cfce00d08704a451f322654e51509960f0c58681db07065c774ab315bbf1c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}