{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "926304",
    "entityType": "User",
    "nonce": "0xe7956e2304fe9748f3380c92a7c9158720ee10f42c042c55d818874d177fb6f9",
    "signature": "0xe2f6111f5e077f5e40fb2c3a630199c443033c6b87088a30af29f3859d23aa2e5ce17e9438ad3d40502a4dfd102c2592dc8ec2e4039569013ee55b79f659f7f71b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}