{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "93717",
    "entityType": "User",
    "nonce": "0x4419f4b5b0c00cfe448fdb3edd42e238b86ad012d26e7ae0b89d83a2d38bd795",
    "signature": "0x758c9c13dc8b11754cafe050a7517cabf75748e22b63e2cf629611a95eb5b62a0f374b51872aaf4366886e9cd620df6a143ab8426530e19691a6038d9c668a341b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}