{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5626",
    "entityType": "User",
    "nonce": "0x833530bf1d4e1978b30e0a4f6eda0ed145a874f5791605eb07013557ca098724",
    "signature": "0x283411455e51f98eb354713b75d0f0e5ab518cf722a5f89296c460027d2410e06017a76c5bceadc3e7456f142683336e33c42a213e74c5ff3cb4cc78100cef6f1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}