{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "344861033",
    "entityType": "User",
    "nonce": "0x0a35398571da74198714e01c93577b9b3c24fdcb12274521ee9f44ff50850dcd",
    "signature": "0x1dfddec77f4dd5363a08a9aac1a1ce11621416edd07987ec25cb20ce834316133b5a2e304797c60cd4ca1331eec057b684e31c7a2febc75004325e092dc8874c1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}