{
  "manageEntity": {
    "action": "Repost",
    "entityId": "57776368",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8045cc8ffa725b893ad6481202ffe4e3c83f4ee1edcf455ce69c3945353fbbdb",
    "signature": "0x0e25c204430713772faf51f0ffb1c618aba7546a76790550daf858f07e0359e624162ee8f35d4a129b02e6e601ea265f3975312d19cc3209e0ca200a06db506b1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}