{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "234136",
    "entityType": "User",
    "nonce": "0x7cabeffbf5411c555cebca75dc15b1d1423f32dfc4e01c62906581c4c43a9a9c",
    "signature": "0xaa125aeca20bc4a85f2a9d5ebf229439a113c05334a11feb522bdf5883b2a73d2fe8b14b3e8eec116a985cccdfa0dafab5b3a7fd30819604541a6ca515e4f9351b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}