{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x8b26878c2ff96381339013237ac619f23683aec96d0797b947847521bbc51363",
    "signature": "0x01b47f974c4d51f24cf468e2a3a72ef49b5cbfae1fac4673cb8c9f02fba20ad6158c02c194d8e2226ab22f8603c14bbe098eaa48d4b53a1cba8575deb2129f2b1b",
    "signer": "0x64F598C81c0625EA190d421bEe9C604A9EaD5ea6",
    "userId": "462839245"
  }
}