{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xc37c191421044241f68ac7e08adbddbb683ed9540a4141f50183e6cb62ad4f5e",
    "signature": "0x9cc0fabd882ffdb542c9cd63dd8d705c23951fec3302fb4b1645f53b5e42d6d20cb77de619d5ece3464d86994f0ef06dfa0ec3e8ef4dae85d72e8f8bdf30f3f51b",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}