{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "86476",
    "entityType": "User",
    "nonce": "0x78721bc8d497645ea11c586b1638a7f3de9e90346ac092eee2ddd3a106521a50",
    "signature": "0x1852505da50a5e505901429f15be0a5a5d0789253998f1a98e35d8a5b130816261457ad8c567d77eb84ab7e231e14e536a943eac359b0a1ef05de339313194821b",
    "signer": "0x48ECe992edB7C739B36f37DDbE8Fe352996B5A56",
    "userId": "183063753"
  }
}