{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "322063578",
    "entityType": "User",
    "nonce": "0x2016fcf5fd66dd5d7af8919839d42ecf3816966bab6ddcb6c312180441c1e963",
    "signature": "0xdda3cf45dd875f9d5cc585449bd37377b256f3661760ad6588790d51ca64908a07bd3b93a09ef78a5f31d8227cbe5454b5699b44553ed31bdfaefdff99aa08811b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}