{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59717",
    "entityType": "User",
    "nonce": "0x63024f1e650f53e8909854810787407ab963e062db85efbf98c006cbacef8aa6",
    "signature": "0xee4089afae41535fa3d8d9d8515982748d700468200c0fe7400007ae597c15b934824a33fc6469c8197a35159da689b5488812ee5335fcc5d123a78cc8daaaee1c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}