{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1482860",
    "entityType": "User",
    "nonce": "0xc893200fb412fedba66e32ac9156b5e1b7a4401fbbfc1f960aa5c5b8a4476a8e",
    "signature": "0xa15e4820a1a1ef530763e781bb6b1e5a1762fed0d6434c970c0b7fcd87c42c8d550a70f8ba74fbbd586a9db1418385c540834fd5baeafb274fd723661778b2301c",
    "signer": "0x7fdeEB144300AC6b1Be0E83d8f006b2D3140F73D",
    "userId": "325377357"
  }
}