{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "146911",
    "entityType": "User",
    "nonce": "0x391f8809e81deba394255a8cfce6bfb713840c5c5ef7af1871accbdd6216be3a",
    "signature": "0xf9779b58fa51c24d01c51a9dfdf7d7d93ad4a2832d8bc621561829eb35bbbbc50cea434f6634dad293847935f99f5d459d72b042c0b2b2d0edeed23547842eea1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}