{
  "manageEntity": {
    "action": "Repost",
    "entityId": "740255972",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x03317949f1eb3cf262c767e84c128418e92394a90dfe9c97b258f0fd4e489a60",
    "signature": "0x7a34562c74453d7096bd5bb2d2b455029688c3ff12b48cc105a12bbe7704d15a777356e1f69bde7887f0a3c9da5245e880ee0b6a12f233c5ea9e49215a86c6121c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}