{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1500670336",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x903aa003cece304d51c2666352d833c21b75295958ff760f6c321c5a6a387a81",
    "signature": "0x6790676155ddfdd7b1c111b7562ad50c688db23b211d4b9494c090cfdb5c9c8e145181b2ed33d5a03b16288880663eff15d6d5e90647a9e6ec7c778a521e16f21b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}