{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "735",
    "entityType": "User",
    "nonce": "0xe89dfc179cac1abdcb38d1d5e6571206730049f9ab4485ffa6e47daa944c47a4",
    "signature": "0x586211a9ac3393df6d09c9c9a680c5e85eed3ecc1486a74b95d0ef402610bef209e7816c5ad8142f5c2224ff489eb2ce264d52981e3b83614fe4640a343e81061b",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}