{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "395602",
    "entityType": "User",
    "nonce": "0x96e09812119e2d2777033d14280805969151fea3d4f8f8396b3b83639819483f",
    "signature": "0x0435656dee52f1f7f58392d8837dbf55b4e5f3ec5c2ea14ce775c940bd6fb50d584411a874a57e2857d594e141073271e7c0c61413b16834a4aa592474f2b7a81b",
    "signer": "0x9369ae91F6A1cC4996D9126FD991d64e7E24c805",
    "userId": "333763354"
  }
}