{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48755",
    "entityType": "User",
    "nonce": "0x081cdb0d08d791f092f8446fc09dd898c84075becd4e8bd185f144e4cd63f07d",
    "signature": "0x8e853e7b1ce4442e73cb664431758d03c62bdc2bb72403053e35e1ce1f54f0693b2e5623a13a3b92178b4707c7d0122ae7827f20c0fd05ca177e7aa7e47e62fd1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}