{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29216",
    "entityType": "User",
    "nonce": "0x271490d44bce385b03999a5d260dbc02e128f9d9879934d1d8c3f58c0a76e542",
    "signature": "0xd1b97c15c0627c591f9d070862e0cf807eb294d2e9c0e4908ec74b4888c2a2171c0315a3a23ac785d4194879eeeb22fbce704cd378ee913f10ed8eccb3cfb3081c",
    "signer": "0xf765901fa8CEf102E6aB615eB224ff151Daeef98",
    "userId": "582942186"
  }
}