{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58461",
    "entityType": "User",
    "nonce": "0x798634ab338fa73ba31e0f7d2c7ab61504792ae32300a911ec490e71f31ef878",
    "signature": "0xd3090123fa3c0419bcbc06a4e44cd185b34c0e2d28114fa2f1aaeb3e30c17a4b4c5de04bf4d4d95a87d874838f14794fbef4633081232eec9f6d52d0abeb40341b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}