{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xf84653dbc5152213cfe179d7378ddf17b7155af95f610a781f2bbd68222b6100",
    "signature": "0x5e606c9cc8b5af1da6937be56c27feda68fb272140e983884f150d02d3248da4332d07aa9504e77de747341db825c0db10da77d66e3bdd187b85020f8c90c81a1b",
    "signer": "0x1b3E9Ea15dF71Ced48bA8E493c9BBBcBFa25823a",
    "userId": "913385866"
  }
}