{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "204524",
    "entityType": "User",
    "nonce": "0xd4987b0ec468ea5595aa790b437958f266733ac374a1e4dde9e5cb091a260e6d",
    "signature": "0xd312ee6e0b2b4f161492d14bf30591777f4175f970b3df8ddd8c66eb7cc443214df74ce3106f76c9c922cfe09230302a064e511a1f6c47a411b3a00e08697aab1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}