{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111833",
    "entityType": "User",
    "nonce": "0x352d4ac8ac5acdc8d4a72ccd6401781c8f544bab42731aa9b11d94214e31baa2",
    "signature": "0xbb6be76f7552e060b85ad4ec2e01dd63476933c2f2f7e2226fca8e156f5d0cdb228027fb0728174120a86d3d1f62dba2e9c6ab8b1adadd29f829b4279e51bee51b",
    "signer": "0x2Df83D15c880275a0138820cE2009Fc85eF32C65",
    "userId": "107618708"
  }
}