{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0xe00f6867383cb64cd4eb392416d1c9953121c1555c6f6f10741ab3cb24b272cf",
    "signature": "0xd792f89eb9d8c2292c4b7ecd3d8587d735f169b2bfb67aed7afd26d10fb9c2b647f29a3f89143496be90e8da6619c4fa5cb17b5f0eacb123a2b8b0931832e09f1b",
    "signer": "0x9e170ccdBeCf0871259759c43e12DE99fcf47Fed",
    "userId": "898176077"
  }
}