{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "332107348",
    "entityType": "User",
    "nonce": "0x072db14b7e20cb5f0bc781626d40e898fb193d5cae51dabda03c8daa3bc0aed7",
    "signature": "0xd8f500edb098fce05837e2d8b74c3c6ca0d244822713a51d59c7df24d0a244125b95647d88e1c0a67d56aa5590307e988bdfe18eae4edc9f5aab1eddd63b857c1b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}