{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x8991820bcd67f1e864505634e0e48b7fdc92f09d975c11ebc82d5a79339398d7",
    "signature": "0xb02ca8ef994b5e8559124fddce10aae415e0184d588fb9b277760f69c455c7e87505dc6b8ac7a713a50501d1ffaa5f4bccb96369d045ff9308390884be8d59931c",
    "signer": "0xe70E5e9911bE8C8219578d87733eBD45BF224Cb3",
    "userId": "374887230"
  }
}