{
  "manageEntity": {
    "action": "Repost",
    "entityId": "856411266",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x39d037e187f154af157bc2064a492b44b2991d1db2d46fc6e238665f6452813a",
    "signature": "0x3164ded8b7be916dafc9d8e83ffee294b8ecd03651b229793c98bf1edcd5706a1b792129698a169c128f0f8f0110fce7dd718d04fad83dff5741bd17429ed6241b",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}