{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x53499345f05eba766b933f0ee4b86072b77cc7455ddb807e60d238c0b2153900",
    "signature": "0xbb624c15fc26086303a1466dc2e44ae4bb31faba171c352743426d011be4161e187ceaa0d5ed6be29a9eeb3c4f37d6434fe701837ae9bd44dc4473ca415744731b",
    "signer": "0xdD03ED106abBEF4982159500e32B8602B985a69B",
    "userId": "444965341"
  }
}