{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "22796",
    "entityType": "User",
    "nonce": "0xd03b9f29ad0972c5a11ccc8b6f04dfefdc76507ce2c8fb79e6fa603eb950d1c7",
    "signature": "0x81e46e390ad43f946eec93275e25124dfa826f9d86e672bfcacd18a559b3f109438449c53ef0314701c37544f544360f621f3a7bae9b2fee4b124198cd00679b1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}