{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "584616263",
    "entityType": "User",
    "nonce": "0x5c11ca10d06e756c278fbc8ea2f35e11f262580f957878716c65e50d0f36f135",
    "signature": "0x60e28b4004863a9dc2329821d0bf2b29b8d474a93e979d283c302b641cafd2f603c654b4bc7c90600bafb68bb1ecc9447881bbfb606b2b6f737f1d3476c8085b1b",
    "signer": "0x1D0c500EC847246923045cB0a285242A93723f30",
    "userId": "302385956"
  }
}