{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xf0472105c1a49b6db99db7b45f6a7f2f1716fb1546e100e19dd743f5bac9f2ca",
    "signature": "0x136f84d67484ae2d3c9305daf4e0a36c43f645a0febd316fd0d0e9ef6a043bf111f8309a75dc7396f937be896a3b54e7c9d013054bd8e52e7c14be4a05255fe21c",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}