{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544580",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x97e60cbff22bd19398b23ecb9de308dd618440d5940af0e80d98c95db6347700",
    "signature": "0x12478a9b0fed1033d9889c45c715650edc06a8303c37154f21e4380e7958cdd46a3ed82ac4e400a0df9e4edcb75f3cc56fa3347122059d56134dc162f27ce20c1b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}