{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "923480019",
    "entityType": "User",
    "nonce": "0x98c1b15c52e53029189fd9a5b4802543baf29134851ffb0795310e8fd8a59adc",
    "signature": "0x0fda989a262ec34af53c95bec97abf1f8d1f22527af539c524ad4ccd3d1e70d24cc6842749b2fd435e61324de54ce00ec47424c1ac83b3c133586725f1f2dd611c",
    "signer": "0xDf325b3870fdf216bD42916714b1AC2FA2D27425",
    "userId": "2009913"
  }
}