{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "116221977",
    "entityType": "User",
    "nonce": "0x9a62c4ecc84347d76b1e0059375d84cb572ea5cef81e2b8db877fa91627f14de",
    "signature": "0xdcc0496058a6bbe09ebcf27004ce44155a1ae0551d3b5d30bb6c53cce2c64a0f6f9169d352830255c9eff899e3b34710882b1bf9a2afc7d9c1adec8ed1d73bea1c",
    "signer": "0x0E6Ef8dF2F401D8918d603B82ef321D94A721556",
    "userId": "648802251"
  }
}