{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1406574505",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4b861d04bed4d28fc4a86be5529b6f875da74f3fbd9ee13c6c20c9d610401cda",
    "signature": "0x6b112c9c79a13fb5d1ccc10057822cb298529559fed6e220aeec57748bf84a475949af0c0181f14204f184917c0b46d18580866f7127baede76271f8b9daed3a1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}