{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1044470",
    "entityType": "User",
    "nonce": "0x512bca5d65c7b841997c5fed15c858c5951ac069f75282d820ddee2c738290b4",
    "signature": "0xa666f1960596b1f2763130bcf558d070d380af614220739bdc7c8c72b470dbc117e40713446e40206dc85bc2cc7117e2bb2ffb0a725256a15351559b664a30461b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}