{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1544856864",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdf4057a0620236db202f6c36cc65d871ba4e0bedba8270cf117f13b969851c78",
    "signature": "0x406fba434a06642a42f984e3422d0a818a32096ed0bfa34ecab42dc984f5901d29a1551792c767a024fa5a2598247ba3b777486e55c3e3c8362874268e0e219a1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}