{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "479136",
    "entityType": "User",
    "nonce": "0xe082641b41408afd114100195a3e95eebb003bb53f16773b6a1fe72fc66330bb",
    "signature": "0xd75776c3ad4929659c6563d76ebb4e2d12acf39edf5eaa2931048df79554736c4b1686031992e90a63fdee621965415b998043b183f48daf30341b86360b3d371c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}