{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "14639",
    "entityType": "User",
    "nonce": "0x82119b8b35defa5f573b2eba67cc46076c6f151d9c9a7417f870ce353544b48b",
    "signature": "0x041ada9cce0e8a9fbb94a043640c850bc262a25d1ae9199eac27875c0275893344c4710b5fe1945f5b49bab4b0f44b2006d3c0c550b2b9c321ca14112dfbb0b61c",
    "signer": "0xF4D35113bf653395d3a48c106C53522928Ffbd1d",
    "userId": "159182864"
  }
}