{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "332442",
    "entityType": "User",
    "nonce": "0x93e2fa7cf1ae9e23861767f386d77bcd67b8148c8db7938e85c59494c2c74ee4",
    "signature": "0x43eee997007cffa694dc4b7570404e244d336944756743c6a80f2c4b0c52875c0a276116d61dee0e18fdda31cc067013677a3f80dc564d2142f672cb7c65fef51c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}