{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44577",
    "entityType": "User",
    "nonce": "0x96b5a967c8aa0708586329927483b33b09246581647c14d89bf728cd96450bd5",
    "signature": "0x7fbc811882525ab553d7e74e79fe1c946ac84515973ee1710e93ace6ecebc85d3555c35ffeaae9eeae8080f868dd0abf24caf0a43f33ab1f0e6eac22bf1e22351c",
    "signer": "0x97eAfE883FbF33a8b75f6f37440caFE5CC452d3f",
    "userId": "849776474"
  }
}