{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "382683",
    "entityType": "User",
    "nonce": "0x52956ddb31c0cadc7b18587d51ad40f41611f8a76dbfa50a03cb8985b58fd653",
    "signature": "0xda1a35a07b85898a60a8fc19aa9031ba42593746bdf1aadc4c5851e2faed87090c28968fff997d55a097cbf626ac8fcf9aa6bef8e53badd1f4c7706426a5f00a1b",
    "signer": "0xe2d5dc854661276F91ac9193d716a22d85a0A408",
    "userId": "610082448"
  }
}