{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1327866",
    "entityType": "User",
    "nonce": "0xc3aa15c41f0c80878cad9232a08490bb77d7ff46e5ff55b8f2c629733e5fbc5d",
    "signature": "0x5c3718b09c70f0519c5725f806f9cddb79d28c28ebc9662be9c4ce4ac08069c34274659f37360c9abaaee5e594c5d856be9afd245bf32c71c20bf355105d358c1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}