{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "55325",
    "entityType": "User",
    "nonce": "0x07b74374bf5ac93c595029579450b062de842e39a0d9ab2b4d3f487c93796e67",
    "signature": "0xb4792dd4b5108cebeb4a0615d512bf599dcf3e262492daea3f111f8029f7d2012ba74106fc494f83fd3fd0b1d7427ef92adb60be34305af37ebd5fc3a0becd591c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}