{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "90136",
    "entityType": "User",
    "nonce": "0xb7f20f3a19cf61e7fd7f44b11dadf7a42b0b5554a03498840b0a151905f499a8",
    "signature": "0xaf1a06f6987c6b6fea98e5e00af9051cd7ef9addb8985b445ba5348aea5a795a03e3c67907edc47e73331b97f431546df9624872878d74485058184714587ad61c",
    "signer": "0xa94e4C47a5C11B5C0b4EC90e5166c3AF602dA094",
    "userId": "458060869"
  }
}