{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1028",
    "entityType": "User",
    "nonce": "0x1279be16d13bcc443b79d15407a17381546fca2c94e418b62189fa1cbe65cf45",
    "signature": "0xd95d3c0ba93b931d6323ea5a9cf1bc559bfe4c54fc32fdd0c33a6c75efef48b47a650b7b40643383dbfba709f97c1e86c6d274f101eb76ca7b6e2b6adfaa0d691b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}