{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "897648338",
    "entityType": "User",
    "nonce": "0x0e29204783d71873499884c04dba070a58c72bcb7008ce9fa20d98351bc50b56",
    "signature": "0xdab078939ff3771d9045b2720159ce4aa1a434336001b7c2703025d7453b53294bb89f57b4a6ceaeb07e6fb68dbee0dc7f5d84da0a52d1bbb70ee3a1119a014b1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}