{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xcfcaa391415f481699931179b772448aff97f909276f79d24dd4e9f375cbdf3c",
    "signature": "0xc1ee987de63792f59e8d8b8c4534a4f6ffef5a92e04eb9564d691b5b5fecdca93423918676164a5f3ce68d8d7449f4ed830f7a66f41c274e59583584936f3f111c",
    "signer": "0x9A1A483b8f4450Bf43992f98248c0567cFE557B9",
    "userId": "126704903"
  }
}