{
  "manageEntity": {
    "action": "Repost",
    "entityId": "552705407",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdd6f2632c891ac653b709316183c005f7bbbc43a8da22f09e75d419b1d288f08",
    "signature": "0x333a8c076806760e28dc6dcf02a9e2a33bb020f4be9c774642d891e1abed617f7ffd528d2412cd0df736a76572a0c2fb07941b0826dc011d4d0643c040daa0011c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}