{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "98103",
    "entityType": "User",
    "nonce": "0x60b78f16799f2b6ca87da8228fe3983630fe5bf849313e1052163eeb6d20f348",
    "signature": "0x335c8816cf5b0c165b130b2b6693dbc449770974f15fcab59c327dc416c38afa00886fc625441fb14a3e06398a3016aeba9674e4d6ba26af9c85bda19c82b43e1c",
    "signer": "0xF83f8804040D884fCBAcD57d4Dbeaa764176F931",
    "userId": "455502808"
  }
}