{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "463168",
    "entityType": "User",
    "nonce": "0xdeeee95a9ab3dc177dbbc3d614fc299f3be77274d86b2ec57696425afc70be60",
    "signature": "0x1f8b22aae5b6601d2df5d6530abff471a7942f600f428626c28f7710a825dea379841e583045de3144e199d4d28adbb34a82147689b8fdf848cc328fdb699b971c",
    "signer": "0xFA54BdDbc2fd0fA514bA36393EF2F5a80Ee9C49b",
    "userId": "428192787"
  }
}