{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1490703411",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6157a9e44f103311ee1c09a8c3db9d1c12030cc9c6b0e219cad4f903bf6b4a27",
    "signature": "0x9b11adac55f539659f49e19ef72a4843be30cf2ae6d712deb0b496c02ca2b7da1c1f675b678a5b1e34f48dce887e34429fa20e18476aa493308b5311b78811021b",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}