{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x9ac14fd909c4501947fcf13856fa8924834b4520cf4edb822214fae9ed6e35d9",
    "signature": "0x247247eb507b6ba27051b0fc5f15a82fb87452f7a562ceba01899ef984b340ed70bb4754f0a970e7e7589f3f0226435038da67e1437e32eb28df6561f88e3b3d1b",
    "signer": "0x858Be7885D181415aF81b736714608bbff4936d2",
    "userId": "357460890"
  }
}