{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65605",
    "entityType": "User",
    "nonce": "0x2079dd1bf34112893db0e6b862ef6017cd5180277bf83aba8e6943829772469f",
    "signature": "0xaf702a811f6441538d4ec43269524ec3f51c8568791c5f92abbfe9cee5e951e95039aff0b645649ed2e343f42fb24394c7be7296222b229835b6148a6351941b1c",
    "signer": "0x40f9c8F93a5aDBc620CB9B7707fAbcbA2fDFaBbA",
    "userId": "765901034"
  }
}