{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117649",
    "entityType": "User",
    "nonce": "0x971389b1045265fc66b8287a1be8580e14e254db3598fd00e4d8795c6d7d59be",
    "signature": "0x63ba501457c8d4ec4e48ec8125f2efdcb97e3d97343ed3e37935449c49ac5aab70ca6cf4d4f2c21f6b0823abc098706b8d5e45536bdc50eabf2d1e8f68a53cfc1b",
    "signer": "0x79B9F0286e1b3d507AB1162730A38E4B681cCe12",
    "userId": "770860270"
  }
}