{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "319048",
    "entityType": "User",
    "nonce": "0xb90e33a558a3f06051e9b4989ea841a93a8405b384a06f156669e56ceece2bd6",
    "signature": "0x34837ddd1e54a3f2220f0f0eab7c00125191dac2fb415e0afe583b89451ee92022fee966d9d207ae965882b7651f189fd6153c3ad680b8cc0bbd380982ba5de21c",
    "signer": "0x098E8AD4F32ebD77E3842377D6764388b71a77c4",
    "userId": "801605059"
  }
}