{
  "manageEntity": {
    "action": "Repost",
    "entityId": "771744",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbaa4fb333f2ed31447ae8aa606cb02e29ecf7cbb49437d11d3f5ba60d1442ffa",
    "signature": "0x33442ef49b57e9053a3874df759d6fb13bb03b0ba7aa7eff46ca91a0d20337867861a6bd956e058bc4acbeb6719af089faccd840c3cbd4fab43c593f716a87fd1b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}