{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x03ab90fa2a5921ee0fda9286516440c34b6ba52f3313958662917f23a242c4f3",
    "signature": "0x33c7b782c4a4601efa47cdd024fce642a839912c9d8775afadf9f0f7a876f0b67a14e2fababb3993ca0e9d4bbace4cf36d43c984696f605d87e076ec757a4b851b",
    "signer": "0x8E3A4E1A0d1Aa7628E0FDbc872062F921A449403",
    "userId": "552753858"
  }
}