{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28002",
    "entityType": "User",
    "nonce": "0x6184e19697c9515d82c6a82c3d6b9bbc33563e96a16fc3be87d15b1890139a13",
    "signature": "0x9c2409b00b4bca813a0246ccc0b7962dd1a504fe0c9dbdd29adf6f401da16d587f01b9b158ba5255d8844181b2d6d88f39c544a0fe9d1263eb604b127cce40a41b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}