{
  "manageEntity": {
    "action": "Repost",
    "entityId": "770063",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0ed45860cb43eda55b00520239b2a0b32cd6fdab3b38b9d27bc1c2a111a4f7a2",
    "signature": "0xd0e7a8df9ad86b260227c2e5df02be5bc136eb2bf9203da3fbbc0654388baa68068d0c5b2eabb049c8eea75606c59904f237b10baaabf1d4f2efbed5d723ad631c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}