{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "70776",
    "entityType": "User",
    "nonce": "0xd130bbd2863d98df6824cb24ab2eda090630cb6ace3ddbd349ba1a5dee38564e",
    "signature": "0xc9d81a6cf307dfe08d49454943c00cc6c091603a5ddcf2c3faf29381edc180bf42f1921f6a907ff29b34c957eeb7b5b8cf197635d9f166850daf66efa4e7380c1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}