{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77084572",
    "entityType": "User",
    "nonce": "0x55ea298a6a211891b22db4364af0309fda89ab6e0a9e5b79b18425fc9c4bfc3f",
    "signature": "0x50b5ff8b2abba5260ecdf9e48fac26f359533352ae3b52e0c6726aa840301f0d36ff99bbc6a81fddd532b8d28d7c2a84f9a2d8539d47822d8d5d3aa63cfefdf81b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}