{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190942",
    "entityType": "User",
    "nonce": "0x8d6de843d0d0d32e033b95b2b9afafa66b1ff3b3d3cc5b454968693d3ce7be4b",
    "signature": "0x38a57122fb1828113814d2467797696e4e222de747dcf85ad3ab4dd2f5e95f877238acd07ce2136ff5e49b54bca255e2957ac27203a5b5f06277306f4205d98b1b",
    "signer": "0xfb70543D59F8614d11B4D2922bdb1b80Eec0a0dc",
    "userId": "133478614"
  }
}