{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "967681084",
    "entityType": "User",
    "nonce": "0x3da95449bfc2c8e9e52e96241b8c5c5ae6cba656f1dde0bee83f4a70f479dca9",
    "signature": "0x066ade390cfc7af4ce5488519599c2eef4387f3e11eeb6dac8239c440e0cdd3a48795db5700f95d795474476f71a881cd0e1560813902b5a2325a6a8c99f17e71c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}