{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "208551",
    "entityType": "User",
    "nonce": "0xeee7e43f607c4ee16928c8af10dff8a96fc49241962918fcfb041ddc0a0f575a",
    "signature": "0x3af820485664566ba0070fa47b76498bb8961be3296d42c01c6878db98da68c3004b69213a9ddc7b15a2b88684a820bc7052f2f9ba639ea869072749056aeb991c",
    "signer": "0xdA0eFB0e7b973C487c12501759aDb23012CB5248",
    "userId": "178070"
  }
}