{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x57566b324c517375fd9d042f525c42855c8b8226ac39ef9cdd203748f895e02b",
    "signature": "0x3c43a51e9d7d63eb3ee5a1ccf3e877c929df44bdf200939b703f21df1b0b749529c9ed6d1d9c815fa40f364b5fa5c2d5f5dd5369a9f083594254c4d688950a291b",
    "signer": "0x6A72813Fa8AA17b1147243997B76e8191475e74a",
    "userId": "958967279"
  }
}