{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29239",
    "entityType": "User",
    "nonce": "0xa814d7acab50a1e4e326813897f981ade4f8430a1864f8c3c5e11c4bc918c69a",
    "signature": "0x234fcccd0289c679b15fa1a5240eb274c087f41c79d61caad8b91599486cdc3b4168f29db343525579f196dfbbe8b0950d0e7fd12bc2b7999f6d1797fed5be2a1c",
    "signer": "0x8739aB96B52ccc56d0E5226Ff69659162d4269A9",
    "userId": "320952162"
  }
}