{
  "manageEntity": {
    "action": "Repost",
    "entityId": "221390",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x725deb1328d5471a1c404081a72b8a8bfb4120f60fdc79fe2c72fda42b038915",
    "signature": "0x103ed7b39e19584e88505f066868e18437527546882ef4544c0de729b739c65825b2ff483ce9e3c5ec1f0c3d82098cb75304c269c5ebf80ccda48a412420ecce1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}