{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "288244",
    "entityType": "User",
    "nonce": "0x8df23f62d842c9494ed2f9d224e2e712df9479c747c9305ef9edf1c008c53e64",
    "signature": "0x37bb6e04c8a7257dd92d0b3e19245f4128dca8fea9d0bf46d38ccebe6fb5d4164cef39e20ac3b46bd3f2b63e76a46625247c5fd23aff7199c986b1608603f3ee1b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}