{
  "manageEntity": {
    "action": "Repost",
    "entityId": "518121690",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4ce0ba2fb41828ea13eebbc045f708c19e1340080e4207065c3b0e5e15643211",
    "signature": "0x05ecb3cad51047b0c0e9f870062fae7ccff19d63657abca35ef9cc75345c41505d3d7ea089242579b6c4932f6e635d668a6a126dedb38e9a16be2674f1e2cb2f1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}