{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "418692997",
    "entityType": "User",
    "nonce": "0x0ecd765b556e784207e0843587fdc10bf24b85594822eccc7d2ad87ec024b910",
    "signature": "0x26aef2736f4e42279ca4d51c056dccc57fa7dce802ab07db50ac8172eacfed7b063238211018689107eb57c78eca1b5a01d168cc6ed8da14695d66d3fbde79291b",
    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}