{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "80952",
    "entityType": "User",
    "nonce": "0xff7a29a5e10d895484cb38beb3abd05833e4b5767711a17bdcfdc6bfea7b208c",
    "signature": "0x8d69e0b27b1ecf6e32e18b8d620adbced063be6f9361fe5a1e57915bde68c45b1814624988282e347b02bca34fa20b490ed9486cd1b4fe497afe029f0ef7205b1b",
    "signer": "0xe74EA561439c78F34f4928Eb44ee8Bc5d67c3d45",
    "userId": "781858883"
  }
}