{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "332669",
    "entityType": "User",
    "nonce": "0x82cc84cda9edaf9f41f7bee6cefab4b9e035d5d4f9c76f5627603077af63e28e",
    "signature": "0x35de85ac85d875e32a4fe1454f506283212eeb555637c74cf8068fd46cf161ef6998c03c7aceb393768e884418bfa6b5afd44a49e482f8921fa28e96d1c887f31b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}