{
  "manageEntity": {
    "action": "Repost",
    "entityId": "890055816",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2a9b55469f4ee266fdcbd3c7d607d222babcb8f4fbdc6a0278d0497c77bcaebf",
    "signature": "0x5f370a05c02e9ced64a2a01039d6bff747355659a4d89bf5e2f22a118e79b2f35e545832afc769c759e8ee173fd45cec16e5749858855113b890aa1f154942561c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}