{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "356269",
    "entityType": "User",
    "nonce": "0x5d3506d9d515ddfd0a0854aed4818d1b0fe75648c3063cc18ab5f5b7080f8238",
    "signature": "0x85b263e06668bc03bacc91de163e64d7eb9b2744b2f9873d1639e31d44d7c82a1e4ef7300007b5daa9fc69bb082259d17cf6da9289c2d28f534a245d2fe1ccb41b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}