{
  "manageEntity": {
    "action": "Repost",
    "entityId": "141512909",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd3b51f1adb4f3011a3cee07b3fc96c08d578508631e9246b808d0c5befdd147c",
    "signature": "0xd49ffa623da4fd72a17cd8a23161c713447d1782cb160b95d5f277bc30b2d3c70bf3a7907adeec11af4f65fce1e89832bc15054af1070d211921219f95efe7451b",
    "signer": "0x03e9Caf2aeac5a0F0e4Be56410d67A4148D38Fd4",
    "userId": "47828528"
  }
}