{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1336753958",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb19c0f134a19c3a20aa4bc6176be7414c8903a3f5a428f06be0bb18022263f8f",
    "signature": "0xd78431754ec5ed2ff81c67aaf6c00ca41c16917009cc0ffe26da0d3703cd401a1c5bc5ee32e6c78515adbac1e450ea05be39f5e25478d2caf8d5debe9baf79301c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}