{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "332532",
    "entityType": "User",
    "nonce": "0xc233e8da478811588528a7b597a3575c1587fb267474558cff35cc051e9e6d44",
    "signature": "0x90d57ac87c8a8987bf29ade3e128e76d8088bd2032e9d536eea034f7ba01406832ff8fadfe784c21eb42869b3cbe9cfdd31f1fadb9585bcaddb499ab4f4f320e1c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}