{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "206753",
    "entityType": "User",
    "nonce": "0xf623f502a4e7782c752587822a0a15e18c18c894d3194ac8886c9213396d2455",
    "signature": "0x585ed4efccb6f74da6bf2261ec673e124c0eb0c1aee596700d7b2a514854a4727fa90dd8ff017e00be78f755a5d1d97c7eba152dc77f7bdb79fd2a14518682bb1c",
    "signer": "0x6818B889bFEAe14D2ADdaC4dBF0eAe75779d7Ac4",
    "userId": "341292657"
  }
}