{
  "manageEntity": {
    "action": "Repost",
    "entityId": "637998768",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4352a7153582b0e2a2e2adbc5c8471982d36a13ae1b777d80fd8ad1af224759f",
    "signature": "0xa229f8c10de4ebbce0112d1f4fb3168f8352e71c743ec317e6357410938b30ac3de79c3042eb748650e884a0930ecefea81b5dbfc2e7c563d25acb738a149dce1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}