{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "126046",
    "entityType": "User",
    "nonce": "0xe9f0e930d2b959352bcbcf0f82b391aa0d80695f262eacbb4e0c91828b5abc6c",
    "signature": "0xe0e8bf96954fe887c0c9929a723077189dabc45d4e50dcaf890b3d2e834f83974b9ed0d833e76da28c9a08e2e02c3b72497195d48add2fec8a1613af418480221b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}