{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1590368519",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4e756511060d51baf03692db60ab17ba9141f0a80e46185dabe45b40d651c6dd",
    "signature": "0x3128bead9b135d69954f7817223e10c5fbbdb56657b4a93a5eac3feaac4b3d57480aaf350f271b453f37635c30b0e42a09674f18032059405f6846a261d3c59c1c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}