{
  "manageEntity": {
    "action": "Repost",
    "entityId": "340291589",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5273f991603932c9674545bf37c3a15a0bf4681ecf7f4a298cc77db33e11ff2b",
    "signature": "0x38ebd39bcc2f79ff2b60dd8ae4254cf2f7c7ac135b2ded3c30f2f44e9bc1a94d780b0348af3c555ac65765dfaff4c67156cc7ed743a41d4ea31bfcbde34e44181b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}