{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "172811",
    "entityType": "User",
    "nonce": "0xd5e5c358d8659a4919bea66acc4ca0ca1ddbb2b1b3710b05c80d1937b1283076",
    "signature": "0xa9265ce355ba073dd6438fe51561d3a8348eddd3ae0c34cc6514a247e1d8d08574c37eaee09c70879029594318985a02c80f314ba711d63eede09642df15cf521b",
    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
  }
}