{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1421320790",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb3b0a62d54f39d0fbb7a363277a3be57a331ee0eda328b5bc727883f74427fca",
    "signature": "0x347845a61f708eca0f2ab8627a8ad2aba7da6cb414593c84da0ec1d7627954ce0571e600029a9d021b25c05412f3bc6bf8d458bbe823f78d616fc0a0ea424bf51b",
    "signer": "0x34Cea527C1dc0575a5B686515aad0Bf8F3b5f97E",
    "userId": "13589021"
  }
}