{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "791470082",
    "entityType": "User",
    "nonce": "0xeabe8dfd9e2ce70f73dc7f17deed98a1da8a8b41c9b6bd21004a6ef37e03aa16",
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    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}