{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190942",
    "entityType": "User",
    "nonce": "0x7d110690f1b2c89115f15355571c59a802e783dd528e598138bbd3316afb1e8b",
    "signature": "0xfd2c30e075215bc111975d58df4ff9af2d5a96e7c290f9f84ab85fc4113d3cbf2444801988b15fea1e3f629247d0afb6bd4c15888f6da0b56a088e99029a241e1b",
    "signer": "0x506e6f5baf90A83bb0536A27bbe9e02aA3D84795",
    "userId": "925183178"
  }
}