{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1676293",
    "entityType": "User",
    "nonce": "0x2558f19ba6263fd25a1ec222b56604289054a738ef6cb8ff8ec2270e5d7caab5",
    "signature": "0x1c12bbd448567fcb86eedd7283c36fff20b29560da9724a661cd349ade2301130027b5709e10445f297a562d08220bb202406267d059c748b387fa23cb05aca01c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}