{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "590052416",
    "entityType": "User",
    "nonce": "0xad95d4ff6ebdd70fe1d5cc78fbde7449aa288dbdf669823dbc17aa75c39af509",
    "signature": "0x41025590a35eb7d24aa3e242781fbaa53150a07d00efb6b6da88a4700528cc550e02435e04b9f84584dac83d22588a544cc08597c6ffc03e96552aa28c9756391c",
    "signer": "0xF36C07A8070bAcD05a906ae935B289C6ba55c9d2",
    "userId": "935274784"
  }
}