{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "74183",
    "entityType": "User",
    "nonce": "0x912014cc7ba4abb3067b3b5417d36aa20ce8f9bc158f204b6201d632a14c658a",
    "signature": "0xb5f3ca702f4da4bd8513f8947ff21a7746d51ce549c66240a8bc5ee31997880378377f45f398e5e940d846401f8cc70f7bd7c9ae75e63a121e075c1778bcfcb21b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}