{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "73176",
    "entityType": "User",
    "nonce": "0x07cf088509b0e27a46f4f90f6fa912efeb62897654bed877c2bfe0c78ac1d474",
    "signature": "0x71eed991bc4849ecafae96346f4482c59a07ee333b4b68182bdca7dc8ea41a783327f25df897f8fbb138c18396106f8a26ad967b25d62bdff28143b9b293671a1c",
    "signer": "0xD7Db519a2A03374B0548c02822bE88402aef1E5b",
    "userId": "715241773"
  }
}