{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65732",
    "entityType": "User",
    "nonce": "0xea5c3feb00e2abfa1fa765f2d8013a96471c3e2808b13f116c62d55ebb27399c",
    "signature": "0xf2387db86bcf14fabc52da0ba25928998b1c3fd4cf8d147075f5d2f3e207b6712c021a87a34bfedf07bebc445edc2375964375125c518bc00c00e7b9da57a04c1c",
    "signer": "0x2Df83D15c880275a0138820cE2009Fc85eF32C65",
    "userId": "107618708"
  }
}