{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2044",
    "entityType": "User",
    "nonce": "0xcb0d808b8b77cc75f5457d3e2b935bd99d8f5f3d9e5f6c0a1ddecc883be47ec5",
    "signature": "0x6e95ad7e689e91abd5e197859c696aeea254b50a27d60c81d55a5e6594ee59f23cd6310c7ba4004d18cf6c0c74c6f8174218ecf7f3b2704bca9f06189cc764551b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}