{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29299",
    "entityType": "User",
    "nonce": "0x511c8164c6edd2c39937b408f919e4b9ecb9ee4b924514bec97d4e3fc55b2854",
    "signature": "0xaba1122453076b475fd80decbb4582a6e55aad4e7559d058ea7b4a0c120b24c6227c5a8166e1b37ce10aeed613d27d1961c541486ccef684dff7d27a28042e3d1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}