{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119478",
    "entityType": "User",
    "nonce": "0x0e06a8f2b236b113b0886895d32ca5ca1951bda141142165c38f424796642a40",
    "signature": "0x7b37be52ab5af0545f9f848b7dd9da0fe3199d066c36c5ce68a87cf34a61b7287eac729d1a2d9a93fd78263993e504ced66b5f0f3bd60a45abc16e4eae1747fd1b",
    "signer": "0x4E936c7100AF594c304cF2137a641919d1FEa2C5",
    "userId": "805151546"
  }
}