{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x8bd9c97147b3e494b64ceabf08795645310fb124a3da72fc5159c65490e0634e",
    "signature": "0x24c313db7cebe492e6cf4032eee115377ad8ec0c707489f7d9fddecfd16386677a5e3565d5cb22aa61afd76e59c90a7237e5acc70224dd13d04a4e0a047e857a1c",
    "signer": "0x0fdbE0966d6f65E3DE225D16D06131c10d4F2b3e",
    "userId": "560630042"
  }
}