{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "50939",
    "entityType": "User",
    "nonce": "0x5f13142a7d9a99e4bab4ed832b4d206b6b0793c896d79bb9f4dfaad13e919fe2",
    "signature": "0x35bc21725fde69cdfb5ea45265af2261744370280157528cf90e51bea548f6e619240fa29bf7954a71ed4b4ce7dc1b37a0edf141a54e5187d78211008e4ce0ed1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}