{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1209257500",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb7c6efc2c3721daf8e3037da2dc914ee9406ab53f44008439224a02a2abc589e",
    "signature": "0x3b04cfe5d6d530b7dc1bae6c9c8ded97afe56e938f5cfa0e681ff815781e488a22070fd3817f90e207462d8b39a7164b9b3d37ad1391dac26a9bcfa42f15d3d41c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}