{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "176556",
    "entityType": "User",
    "nonce": "0x8034917101f4306c39829c4b8606a8131e0a652291ca515aa2fe139ea5512232",
    "signature": "0x8f874c9ce249ab17e92e125e7c19391258b0c78ae5bf3c03e760a76f5414e20b33fe2d536b8796a3e5bfc979dd39a87742b592d0668cd8fe87917ff2c50c54b91c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}