{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "143302",
    "entityType": "User",
    "nonce": "0xd2a97978c72f6ac45c9448757426104925fda42bbcde04939918354dd0a233b1",
    "signature": "0xafe41f27d3eb48d5bdf40a7c6287b33fe328ac844ac9fb58079d35abe871934b464d0a6871254bbac22b1d95cbabb9c96dd9929be63b8f3972137ddc431397b01b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}