{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xf9cab5a1f15f2a2d56f8c33a99f2d3f45e315af102669e868cdac7b7c01aa47c",
    "signature": "0xed1d2acfcc578e28a530737df323496a74205650cf44a4a4c86285ea081c2f9c2d8ee5804874b31339940aebc19f550f794f2f788eafc4439e4eb6a1d457858a1c",
    "signer": "0x9e170ccdBeCf0871259759c43e12DE99fcf47Fed",
    "userId": "898176077"
  }
}