{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "916107216",
    "entityType": "User",
    "nonce": "0x4df5036af10418ef2bcdc2dc7a17e392832c467dfd3aee51d575c562c5536d66",
    "signature": "0x47de0232d2e10ea3fb861d0aa3bcfb71f6ea45dd537827c8c54100777e739e837e112460fe70045824bd591d7fbd858d9b3d7861d462dc4be1a32cba8ee14fba1b",
    "signer": "0x33c702d534707f8Cada5DdD521C5900827973f1D",
    "userId": "5642"
  }
}