{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "98578",
    "entityType": "User",
    "nonce": "0x655ef6c09791395a7c3a33c510944d7ab3c32d6c0c5c4f10975c37cade62e45f",
    "signature": "0xbd49b0f3606bd391d31619148488b22daf04e655ebb1373f6809dadcbaaeeee051db40d0ebe82c9145eb5eb6f91230c8af79f40ec691cc15f6748e0aea5766f51b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}